Home / 99,747.93-137,654.87-59,465.01

Finding the Fourth Proportional to 99,747.93, 137,654.87 and 59,465.01

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Solution

The fourth proportional to 99,747.93, 137,654.87 and 59,465.01 is: 82,063.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,747.93 : 137,654.87 = 59,465.01 : x
  2. Step 2: Convert to fraction form
    99,747.93/137,654.87 = 59,465.01/x
  3. Step 3: Cross multiply
    99,747.93x = 137,654.87 × 59,465.01
  4. Step 4: Simplify right side
    99,747.93x = 8,185,648,221.10
  5. Step 5: Solve for x
    x = 8,185,648,221.10/99,747.93
  6. Step 6: Final answer
    x = 82,063.34

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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.