Home / 99,333.29-148,953.15-36,108.95

Finding the Fourth Proportional to 99,333.29, 148,953.15 and 36,108.95

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Solution

The fourth proportional to 99,333.29, 148,953.15 and 36,108.95 is: 54,146.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,333.29 : 148,953.15 = 36,108.95 : x
  2. Step 2: Convert to fraction form
    99,333.29/148,953.15 = 36,108.95/x
  3. Step 3: Cross multiply
    99,333.29x = 148,953.15 × 36,108.95
  4. Step 4: Simplify right side
    99,333.29x = 5,378,541,100.93
  5. Step 5: Solve for x
    x = 5,378,541,100.93/99,333.29
  6. Step 6: Final answer
    x = 54,146.41

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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.