Home / 134,158.73-185,142.45-73,730.91

Finding the Fourth Proportional to 134,158.73, 185,142.45 and 73,730.91

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Solution

The fourth proportional to 134,158.73, 185,142.45 and 73,730.91 is: 101,750.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,158.73 : 185,142.45 = 73,730.91 : x
  2. Step 2: Convert to fraction form
    134,158.73/185,142.45 = 73,730.91/x
  3. Step 3: Cross multiply
    134,158.73x = 185,142.45 × 73,730.91
  4. Step 4: Simplify right side
    134,158.73x = 13,650,721,318.13
  5. Step 5: Solve for x
    x = 13,650,721,318.13/134,158.73
  6. Step 6: Final answer
    x = 101,750.53

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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.