Home / 121,507.10-182,114.85-62,312.30

Finding the Fourth Proportional to 121,507.10, 182,114.85 and 62,312.30

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Solution

The fourth proportional to 121,507.10, 182,114.85 and 62,312.30 is: 93,393.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,507.10 : 182,114.85 = 62,312.30 : x
  2. Step 2: Convert to fraction form
    121,507.10/182,114.85 = 62,312.30/x
  3. Step 3: Cross multiply
    121,507.10x = 182,114.85 × 62,312.30
  4. Step 4: Simplify right side
    121,507.10x = 11,347,995,167.66
  5. Step 5: Solve for x
    x = 11,347,995,167.66/121,507.10
  6. Step 6: Final answer
    x = 93,393.68

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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.