Home / 64,002.16-96,086.40-49,221.55

Finding the Fourth Proportional to 64,002.16, 96,086.40 and 49,221.55

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Solution

The fourth proportional to 64,002.16, 96,086.40 and 49,221.55 is: 73,896.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,002.16 : 96,086.40 = 49,221.55 : x
  2. Step 2: Convert to fraction form
    64,002.16/96,086.40 = 49,221.55/x
  3. Step 3: Cross multiply
    64,002.16x = 96,086.40 × 49,221.55
  4. Step 4: Simplify right side
    64,002.16x = 4,729,521,541.92
  5. Step 5: Solve for x
    x = 4,729,521,541.92/64,002.16
  6. Step 6: Final answer
    x = 73,896.28

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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.