Home / 122,137.72-183,235.20-37,893.58

Finding the Fourth Proportional to 122,137.72, 183,235.20 and 37,893.58

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Solution

The fourth proportional to 122,137.72, 183,235.20 and 37,893.58 is: 56,849.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,137.72 : 183,235.20 = 37,893.58 : x
  2. Step 2: Convert to fraction form
    122,137.72/183,235.20 = 37,893.58/x
  3. Step 3: Cross multiply
    122,137.72x = 183,235.20 × 37,893.58
  4. Step 4: Simplify right side
    122,137.72x = 6,943,437,710.02
  5. Step 5: Solve for x
    x = 6,943,437,710.02/122,137.72
  6. Step 6: Final answer
    x = 56,849.25

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1.5x scale

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.