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Finding the Fourth Proportional to 77,902.73, 107,527.79 and 46,082.69

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Solution

The fourth proportional to 77,902.73, 107,527.79 and 46,082.69 is: 63,607.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,902.73 : 107,527.79 = 46,082.69 : x
  2. Step 2: Convert to fraction form
    77,902.73/107,527.79 = 46,082.69/x
  3. Step 3: Cross multiply
    77,902.73x = 107,527.79 × 46,082.69
  4. Step 4: Simplify right side
    77,902.73x = 4,955,169,812.96
  5. Step 5: Solve for x
    x = 4,955,169,812.96/77,902.73
  6. Step 6: Final answer
    x = 63,607.14

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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.