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Finding the Fourth Proportional to 60,452.70, 90,646.65 and 25,352.70

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Solution

The fourth proportional to 60,452.70, 90,646.65 and 25,352.70 is: 38,015.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,452.70 : 90,646.65 = 25,352.70 : x
  2. Step 2: Convert to fraction form
    60,452.70/90,646.65 = 25,352.70/x
  3. Step 3: Cross multiply
    60,452.70x = 90,646.65 × 25,352.70
  4. Step 4: Simplify right side
    60,452.70x = 2,298,137,323.46
  5. Step 5: Solve for x
    x = 2,298,137,323.46/60,452.70
  6. Step 6: Final answer
    x = 38,015.46

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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.