Home / 83,614.42-125,440.78-36,237.46

Finding the Fourth Proportional to 83,614.42, 125,440.78 and 36,237.46

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Solution

The fourth proportional to 83,614.42, 125,440.78 and 36,237.46 is: 54,364.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,614.42 : 125,440.78 = 36,237.46 : x
  2. Step 2: Convert to fraction form
    83,614.42/125,440.78 = 36,237.46/x
  3. Step 3: Cross multiply
    83,614.42x = 125,440.78 × 36,237.46
  4. Step 4: Simplify right side
    83,614.42x = 4,545,655,247.62
  5. Step 5: Solve for x
    x = 4,545,655,247.62/83,614.42
  6. Step 6: Final answer
    x = 54,364.49

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1.5x scale

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.