Home / 99,528.35-149,317.80-29,407.66

Finding the Fourth Proportional to 99,528.35, 149,317.80 and 29,407.66

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Solution

The fourth proportional to 99,528.35, 149,317.80 and 29,407.66 is: 44,118.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,528.35 : 149,317.80 = 29,407.66 : x
  2. Step 2: Convert to fraction form
    99,528.35/149,317.80 = 29,407.66/x
  3. Step 3: Cross multiply
    99,528.35x = 149,317.80 × 29,407.66
  4. Step 4: Simplify right side
    99,528.35x = 4,391,086,610.77
  5. Step 5: Solve for x
    x = 4,391,086,610.77/99,528.35
  6. Step 6: Final answer
    x = 44,118.96

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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.