Home / 64,110.45-96,244.65-40,417.95

Finding the Fourth Proportional to 64,110.45, 96,244.65 and 40,417.95

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Solution

The fourth proportional to 64,110.45, 96,244.65 and 40,417.95 is: 60,676.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,110.45 : 96,244.65 = 40,417.95 : x
  2. Step 2: Convert to fraction form
    64,110.45/96,244.65 = 40,417.95/x
  3. Step 3: Cross multiply
    64,110.45x = 96,244.65 × 40,417.95
  4. Step 4: Simplify right side
    64,110.45x = 3,890,011,451.47
  5. Step 5: Solve for x
    x = 3,890,011,451.47/64,110.45
  6. Step 6: Final answer
    x = 60,676.71

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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.