Home / 124,805.47-187,133.40-57,252.91

Finding the Fourth Proportional to 124,805.47, 187,133.40 and 57,252.91

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Solution

The fourth proportional to 124,805.47, 187,133.40 and 57,252.91 is: 85,845.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,805.47 : 187,133.40 = 57,252.91 : x
  2. Step 2: Convert to fraction form
    124,805.47/187,133.40 = 57,252.91/x
  3. Step 3: Cross multiply
    124,805.47x = 187,133.40 × 57,252.91
  4. Step 4: Simplify right side
    124,805.47x = 10,713,931,708.19
  5. Step 5: Solve for x
    x = 10,713,931,708.19/124,805.47
  6. Step 6: Final answer
    x = 85,845.05

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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.