Home / 64,010.20-96,015.30-60,381.40

Finding the Fourth Proportional to 64,010.20, 96,015.30 and 60,381.40

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Solution

The fourth proportional to 64,010.20, 96,015.30 and 60,381.40 is: 90,572.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,010.20 : 96,015.30 = 60,381.40 : x
  2. Step 2: Convert to fraction form
    64,010.20/96,015.30 = 60,381.40/x
  3. Step 3: Cross multiply
    64,010.20x = 96,015.30 × 60,381.40
  4. Step 4: Simplify right side
    64,010.20x = 5,797,538,235.42
  5. Step 5: Solve for x
    x = 5,797,538,235.42/64,010.20
  6. Step 6: Final answer
    x = 90,572.10

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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.