Home / 106,750.38-147,315.37-58,352.61

Finding the Fourth Proportional to 106,750.38, 147,315.37 and 58,352.61

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Solution

The fourth proportional to 106,750.38, 147,315.37 and 58,352.61 is: 80,526.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,750.38 : 147,315.37 = 58,352.61 : x
  2. Step 2: Convert to fraction form
    106,750.38/147,315.37 = 58,352.61/x
  3. Step 3: Cross multiply
    106,750.38x = 147,315.37 × 58,352.61
  4. Step 4: Simplify right side
    106,750.38x = 8,596,236,332.62
  5. Step 5: Solve for x
    x = 8,596,236,332.62/106,750.38
  6. Step 6: Final answer
    x = 80,526.52

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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.