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Finding the Fourth Proportional to 60,344.30, 90,559.65 and 25,309.10

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Solution

The fourth proportional to 60,344.30, 90,559.65 and 25,309.10 is: 37,981.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,344.30 : 90,559.65 = 25,309.10 : x
  2. Step 2: Convert to fraction form
    60,344.30/90,559.65 = 25,309.10/x
  3. Step 3: Cross multiply
    60,344.30x = 90,559.65 × 25,309.10
  4. Step 4: Simplify right side
    60,344.30x = 2,291,983,237.82
  5. Step 5: Solve for x
    x = 2,291,983,237.82/60,344.30
  6. Step 6: Final answer
    x = 37,981.77

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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.