Home / 64,176.64-96,154.02-45,424.90

Finding the Fourth Proportional to 64,176.64, 96,154.02 and 45,424.90

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Solution

The fourth proportional to 64,176.64, 96,154.02 and 45,424.90 is: 68,058.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,176.64 : 96,154.02 = 45,424.90 : x
  2. Step 2: Convert to fraction form
    64,176.64/96,154.02 = 45,424.90/x
  3. Step 3: Cross multiply
    64,176.64x = 96,154.02 × 45,424.90
  4. Step 4: Simplify right side
    64,176.64x = 4,367,786,743.10
  5. Step 5: Solve for x
    x = 4,367,786,743.10/64,176.64
  6. Step 6: Final answer
    x = 68,058.83

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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.