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Finding the Fourth Proportional to 73,545.76, 101,528.40 and 45,275.68

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Solution

The fourth proportional to 73,545.76, 101,528.40 and 45,275.68 is: 62,502.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,545.76 : 101,528.40 = 45,275.68 : x
  2. Step 2: Convert to fraction form
    73,545.76/101,528.40 = 45,275.68/x
  3. Step 3: Cross multiply
    73,545.76x = 101,528.40 × 45,275.68
  4. Step 4: Simplify right side
    73,545.76x = 4,596,767,349.31
  5. Step 5: Solve for x
    x = 4,596,767,349.31/73,545.76
  6. Step 6: Final answer
    x = 62,502.14

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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.