Home / 64,446.74-96,666.26-38,317.76

Finding the Fourth Proportional to 64,446.74, 96,666.26 and 38,317.76

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Solution

The fourth proportional to 64,446.74, 96,666.26 and 38,317.76 is: 57,474.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,446.74 : 96,666.26 = 38,317.76 : x
  2. Step 2: Convert to fraction form
    64,446.74/96,666.26 = 38,317.76/x
  3. Step 3: Cross multiply
    64,446.74x = 96,666.26 × 38,317.76
  4. Step 4: Simplify right side
    64,446.74x = 3,704,033,875.86
  5. Step 5: Solve for x
    x = 3,704,033,875.86/64,446.74
  6. Step 6: Final answer
    x = 57,474.34

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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.