Home / 99,646.48-149,470.26-29,526.40

Finding the Fourth Proportional to 99,646.48, 149,470.26 and 29,526.40

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Solution

The fourth proportional to 99,646.48, 149,470.26 and 29,526.40 is: 44,289.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,646.48 : 149,470.26 = 29,526.40 : x
  2. Step 2: Convert to fraction form
    99,646.48/149,470.26 = 29,526.40/x
  3. Step 3: Cross multiply
    99,646.48x = 149,470.26 × 29,526.40
  4. Step 4: Simplify right side
    99,646.48x = 4,413,318,684.86
  5. Step 5: Solve for x
    x = 4,413,318,684.86/99,646.48
  6. Step 6: Final answer
    x = 44,289.76

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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.