Home / 122,290.08-183,404.34-47,384.52

Finding the Fourth Proportional to 122,290.08, 183,404.34 and 47,384.52

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Solution

The fourth proportional to 122,290.08, 183,404.34 and 47,384.52 is: 71,064.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,290.08 : 183,404.34 = 47,384.52 : x
  2. Step 2: Convert to fraction form
    122,290.08/183,404.34 = 47,384.52/x
  3. Step 3: Cross multiply
    122,290.08x = 183,404.34 × 47,384.52
  4. Step 4: Simplify right side
    122,290.08x = 8,690,526,616.82
  5. Step 5: Solve for x
    x = 8,690,526,616.82/122,290.08
  6. Step 6: Final answer
    x = 71,064.85

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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.