Home / 64,600.47-96,900.71-38,225.25

Finding the Fourth Proportional to 64,600.47, 96,900.71 and 38,225.25

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Solution

The fourth proportional to 64,600.47, 96,900.71 and 38,225.25 is: 57,337.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,600.47 : 96,900.71 = 38,225.25 : x
  2. Step 2: Convert to fraction form
    64,600.47/96,900.71 = 38,225.25/x
  3. Step 3: Cross multiply
    64,600.47x = 96,900.71 × 38,225.25
  4. Step 4: Simplify right side
    64,600.47x = 3,704,053,673.80
  5. Step 5: Solve for x
    x = 3,704,053,673.80/64,600.47
  6. Step 6: Final answer
    x = 57,337.88

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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.