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Finding the Fourth Proportional to 172,140.83, 237,539.22 and 95,655.08

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Solution

The fourth proportional to 172,140.83, 237,539.22 and 95,655.08 is: 131,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,140.83 : 237,539.22 = 95,655.08 : x
  2. Step 2: Convert to fraction form
    172,140.83/237,539.22 = 95,655.08/x
  3. Step 3: Cross multiply
    172,140.83x = 237,539.22 × 95,655.08
  4. Step 4: Simplify right side
    172,140.83x = 22,721,832,974.67
  5. Step 5: Solve for x
    x = 22,721,832,974.67/172,140.83
  6. Step 6: Final answer
    x = 131,995.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.