Home / 67,911.40-93,717.24-37,695.68

Finding the Fourth Proportional to 67,911.40, 93,717.24 and 37,695.68

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Solution

The fourth proportional to 67,911.40, 93,717.24 and 37,695.68 is: 52,019.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,911.40 : 93,717.24 = 37,695.68 : x
  2. Step 2: Convert to fraction form
    67,911.40/93,717.24 = 37,695.68/x
  3. Step 3: Cross multiply
    67,911.40x = 93,717.24 × 37,695.68
  4. Step 4: Simplify right side
    67,911.40x = 3,532,735,089.52
  5. Step 5: Solve for x
    x = 3,532,735,089.52/67,911.40
  6. Step 6: Final answer
    x = 52,019.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.