Home / 82,862.56-124,295.12-46,159.84

Finding the Fourth Proportional to 82,862.56, 124,295.12 and 46,159.84

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Solution

The fourth proportional to 82,862.56, 124,295.12 and 46,159.84 is: 69,240.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,862.56 : 124,295.12 = 46,159.84 : x
  2. Step 2: Convert to fraction form
    82,862.56/124,295.12 = 46,159.84/x
  3. Step 3: Cross multiply
    82,862.56x = 124,295.12 × 46,159.84
  4. Step 4: Simplify right side
    82,862.56x = 5,737,442,851.98
  5. Step 5: Solve for x
    x = 5,737,442,851.98/82,862.56
  6. Step 6: Final answer
    x = 69,240.47

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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.