Home / 123,024,108.90-184,536,163.35-71,879,801.70

Finding the Fourth Proportional to 123,024,108.90, 184,536,163.35 and 71,879,801.70

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Solution

The fourth proportional to 123,024,108.90, 184,536,163.35 and 71,879,801.70 is: 107,819,702.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,024,108.90 : 184,536,163.35 = 71,879,801.70 : x
  2. Step 2: Convert to fraction form
    123,024,108.90/184,536,163.35 = 71,879,801.70/x
  3. Step 3: Cross multiply
    123,024,108.90x = 184,536,163.35 × 71,879,801.70
  4. Step 4: Simplify right side
    123,024,108.90x = 13,264,422,828,076,808
  5. Step 5: Solve for x
    x = 13,264,422,828,076,808/123,024,108.90
  6. Step 6: Final answer
    x = 107,819,702.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.