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Finding the Fourth Proportional to 58,672.59, 88,008.60 and 19,229.46

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Solution

The fourth proportional to 58,672.59, 88,008.60 and 19,229.46 is: 28,844.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,672.59 : 88,008.60 = 19,229.46 : x
  2. Step 2: Convert to fraction form
    58,672.59/88,008.60 = 19,229.46/x
  3. Step 3: Cross multiply
    58,672.59x = 88,008.60 × 19,229.46
  4. Step 4: Simplify right side
    58,672.59x = 1,692,357,853.36
  5. Step 5: Solve for x
    x = 1,692,357,853.36/58,672.59
  6. Step 6: Final answer
    x = 28,844.10

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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.