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Finding the Fourth Proportional to 58,697.64, 88,057.42 and 19,266.04

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Solution

The fourth proportional to 58,697.64, 88,057.42 and 19,266.04 is: 28,902.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,697.64 : 88,057.42 = 19,266.04 : x
  2. Step 2: Convert to fraction form
    58,697.64/88,057.42 = 19,266.04/x
  3. Step 3: Cross multiply
    58,697.64x = 88,057.42 × 19,266.04
  4. Step 4: Simplify right side
    58,697.64x = 1,696,517,776.02
  5. Step 5: Solve for x
    x = 1,696,517,776.02/58,697.64
  6. Step 6: Final answer
    x = 28,902.66

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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.