Home / 64,220.55-96,206.19-47,322.90

Finding the Fourth Proportional to 64,220.55, 96,206.19 and 47,322.90

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Solution

The fourth proportional to 64,220.55, 96,206.19 and 47,322.90 is: 70,892.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,220.55 : 96,206.19 = 47,322.90 : x
  2. Step 2: Convert to fraction form
    64,220.55/96,206.19 = 47,322.90/x
  3. Step 3: Cross multiply
    64,220.55x = 96,206.19 × 47,322.90
  4. Step 4: Simplify right side
    64,220.55x = 4,552,755,908.75
  5. Step 5: Solve for x
    x = 4,552,755,908.75/64,220.55
  6. Step 6: Final answer
    x = 70,892.51

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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.