Home / 99,333.48-137,060.52-55,727.44

Finding the Fourth Proportional to 99,333.48, 137,060.52 and 55,727.44

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Solution

The fourth proportional to 99,333.48, 137,060.52 and 55,727.44 is: 76,892.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,333.48 : 137,060.52 = 55,727.44 : x
  2. Step 2: Convert to fraction form
    99,333.48/137,060.52 = 55,727.44/x
  3. Step 3: Cross multiply
    99,333.48x = 137,060.52 × 55,727.44
  4. Step 4: Simplify right side
    99,333.48x = 7,638,031,904.67
  5. Step 5: Solve for x
    x = 7,638,031,904.67/99,333.48
  6. Step 6: Final answer
    x = 76,892.83

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1.5x scale

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.