Home / 96,003.20-144,004.80-64,510.40

Finding the Fourth Proportional to 96,003.20, 144,004.80 and 64,510.40

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Solution

The fourth proportional to 96,003.20, 144,004.80 and 64,510.40 is: 96,765.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,003.20 : 144,004.80 = 64,510.40 : x
  2. Step 2: Convert to fraction form
    96,003.20/144,004.80 = 64,510.40/x
  3. Step 3: Cross multiply
    96,003.20x = 144,004.80 × 64,510.40
  4. Step 4: Simplify right side
    96,003.20x = 9,289,807,249.92
  5. Step 5: Solve for x
    x = 9,289,807,249.92/96,003.20
  6. Step 6: Final answer
    x = 96,765.60

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Similar ratio
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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.