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Finding the Fourth Proportional to 123,812.73, 185,715.54 and 35,066.07

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Solution

The fourth proportional to 123,812.73, 185,715.54 and 35,066.07 is: 52,598.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,812.73 : 185,715.54 = 35,066.07 : x
  2. Step 2: Convert to fraction form
    123,812.73/185,715.54 = 35,066.07/x
  3. Step 3: Cross multiply
    123,812.73x = 185,715.54 × 35,066.07
  4. Step 4: Simplify right side
    123,812.73x = 6,512,314,125.73
  5. Step 5: Solve for x
    x = 6,512,314,125.73/123,812.73
  6. Step 6: Final answer
    x = 52,598.10

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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.