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Finding the Fourth Proportional to 64,353.13, 88,754.67 and 45,295.99

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Solution

The fourth proportional to 64,353.13, 88,754.67 and 45,295.99 is: 62,471.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,353.13 : 88,754.67 = 45,295.99 : x
  2. Step 2: Convert to fraction form
    64,353.13/88,754.67 = 45,295.99/x
  3. Step 3: Cross multiply
    64,353.13x = 88,754.67 × 45,295.99
  4. Step 4: Simplify right side
    64,353.13x = 4,020,230,585.86
  5. Step 5: Solve for x
    x = 4,020,230,585.86/64,353.13
  6. Step 6: Final answer
    x = 62,471.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.