Home / 64,132.28-96,200.10-30,390.38

Finding the Fourth Proportional to 64,132.28, 96,200.10 and 30,390.38

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Solution

The fourth proportional to 64,132.28, 96,200.10 and 30,390.38 is: 45,586.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,132.28 : 96,200.10 = 30,390.38 : x
  2. Step 2: Convert to fraction form
    64,132.28/96,200.10 = 30,390.38/x
  3. Step 3: Cross multiply
    64,132.28x = 96,200.10 × 30,390.38
  4. Step 4: Simplify right side
    64,132.28x = 2,923,557,595.04
  5. Step 5: Solve for x
    x = 2,923,557,595.04/64,132.28
  6. Step 6: Final answer
    x = 45,586.37

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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.