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Finding the Fourth Proportional to 64,133.80, 96,006.30 and 48,452.20

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Solution

The fourth proportional to 64,133.80, 96,006.30 and 48,452.20 is: 72,531.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,133.80 : 96,006.30 = 48,452.20 : x
  2. Step 2: Convert to fraction form
    64,133.80/96,006.30 = 48,452.20/x
  3. Step 3: Cross multiply
    64,133.80x = 96,006.30 × 48,452.20
  4. Step 4: Simplify right side
    64,133.80x = 4,651,716,448.86
  5. Step 5: Solve for x
    x = 4,651,716,448.86/64,133.80
  6. Step 6: Final answer
    x = 72,531.43

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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.