Home / 124,667.16-187,016.90-57,182.93

Finding the Fourth Proportional to 124,667.16, 187,016.90 and 57,182.93

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Solution

The fourth proportional to 124,667.16, 187,016.90 and 57,182.93 is: 85,781.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,667.16 : 187,016.90 = 57,182.93 : x
  2. Step 2: Convert to fraction form
    124,667.16/187,016.90 = 57,182.93/x
  3. Step 3: Cross multiply
    124,667.16x = 187,016.90 × 57,182.93
  4. Step 4: Simplify right side
    124,667.16x = 10,694,173,080.52
  5. Step 5: Solve for x
    x = 10,694,173,080.52/124,667.16
  6. Step 6: Final answer
    x = 85,781.80

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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.