Home / 107,378.46-148,182.39-59,631.90

Finding the Fourth Proportional to 107,378.46, 148,182.39 and 59,631.90

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Solution

The fourth proportional to 107,378.46, 148,182.39 and 59,631.90 is: 82,292.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,378.46 : 148,182.39 = 59,631.90 : x
  2. Step 2: Convert to fraction form
    107,378.46/148,182.39 = 59,631.90/x
  3. Step 3: Cross multiply
    107,378.46x = 148,182.39 × 59,631.90
  4. Step 4: Simplify right side
    107,378.46x = 8,836,397,462.24
  5. Step 5: Solve for x
    x = 8,836,397,462.24/107,378.46
  6. Step 6: Final answer
    x = 82,292.09

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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.