Home / 52,061.79-78,082.75-25,381.00

Finding the Fourth Proportional to 52,061.79, 78,082.75 and 25,381.00

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Solution

The fourth proportional to 52,061.79, 78,082.75 and 25,381.00 is: 38,066.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,061.79 : 78,082.75 = 25,381.00 : x
  2. Step 2: Convert to fraction form
    52,061.79/78,082.75 = 25,381.00/x
  3. Step 3: Cross multiply
    52,061.79x = 78,082.75 × 25,381.00
  4. Step 4: Simplify right side
    52,061.79x = 1,981,817,967.86
  5. Step 5: Solve for x
    x = 1,981,817,967.86/52,061.79
  6. Step 6: Final answer
    x = 38,066.65

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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.