Home / 47,839.50-71,253.90-45,341.46

Finding the Fourth Proportional to 47,839.50, 71,253.90 and 45,341.46

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Solution

The fourth proportional to 47,839.50, 71,253.90 and 45,341.46 is: 67,533.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,839.50 : 71,253.90 = 45,341.46 : x
  2. Step 2: Convert to fraction form
    47,839.50/71,253.90 = 45,341.46/x
  3. Step 3: Cross multiply
    47,839.50x = 71,253.90 × 45,341.46
  4. Step 4: Simplify right side
    47,839.50x = 3,230,755,856.69
  5. Step 5: Solve for x
    x = 3,230,755,856.69/47,839.50
  6. Step 6: Final answer
    x = 67,533.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.