Home / 83,066.08-124,525.02-30,463.36

Finding the Fourth Proportional to 83,066.08, 124,525.02 and 30,463.36

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Solution

The fourth proportional to 83,066.08, 124,525.02 and 30,463.36 is: 45,667.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,066.08 : 124,525.02 = 30,463.36 : x
  2. Step 2: Convert to fraction form
    83,066.08/124,525.02 = 30,463.36/x
  3. Step 3: Cross multiply
    83,066.08x = 124,525.02 × 30,463.36
  4. Step 4: Simplify right side
    83,066.08x = 3,793,450,513.27
  5. Step 5: Solve for x
    x = 3,793,450,513.27/83,066.08
  6. Step 6: Final answer
    x = 45,667.86

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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.