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Finding the Fourth Proportional to 92,886.74, 139,302.77 and 26,332.68

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Solution

The fourth proportional to 92,886.74, 139,302.77 and 26,332.68 is: 39,491.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,886.74 : 139,302.77 = 26,332.68 : x
  2. Step 2: Convert to fraction form
    92,886.74/139,302.77 = 26,332.68/x
  3. Step 3: Cross multiply
    92,886.74x = 139,302.77 × 26,332.68
  4. Step 4: Simplify right side
    92,886.74x = 3,668,215,265.52
  5. Step 5: Solve for x
    x = 3,668,215,265.52/92,886.74
  6. Step 6: Final answer
    x = 39,491.27

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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.