Home / 72,746.71-109,124.68-22,828.77

Finding the Fourth Proportional to 72,746.71, 109,124.68 and 22,828.77

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Solution

The fourth proportional to 72,746.71, 109,124.68 and 22,828.77 is: 34,244.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,746.71 : 109,124.68 = 22,828.77 : x
  2. Step 2: Convert to fraction form
    72,746.71/109,124.68 = 22,828.77/x
  3. Step 3: Cross multiply
    72,746.71x = 109,124.68 × 22,828.77
  4. Step 4: Simplify right side
    72,746.71x = 2,491,182,379.71
  5. Step 5: Solve for x
    x = 2,491,182,379.71/72,746.71
  6. Step 6: Final answer
    x = 34,244.61

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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.