Home / 99,484.20-137,268-96,066.81

Finding the Fourth Proportional to 99,484.20, 137,268 and 96,066.81

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Solution

The fourth proportional to 99,484.20, 137,268 and 96,066.81 is: 132,552.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,484.20 : 137,268 = 96,066.81 : x
  2. Step 2: Convert to fraction form
    99,484.20/137,268 = 96,066.81/x
  3. Step 3: Cross multiply
    99,484.20x = 137,268 × 96,066.81
  4. Step 4: Simplify right side
    99,484.20x = 13,186,898,875.08
  5. Step 5: Solve for x
    x = 13,186,898,875.08/99,484.20
  6. Step 6: Final answer
    x = 132,552.70

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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.