Home / 92,811.04-139,216.56-22,689.52

Finding the Fourth Proportional to 92,811.04, 139,216.56 and 22,689.52

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Solution

The fourth proportional to 92,811.04, 139,216.56 and 22,689.52 is: 34,034.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,811.04 : 139,216.56 = 22,689.52 : x
  2. Step 2: Convert to fraction form
    92,811.04/139,216.56 = 22,689.52/x
  3. Step 3: Cross multiply
    92,811.04x = 139,216.56 × 22,689.52
  4. Step 4: Simplify right side
    92,811.04x = 3,158,756,922.45
  5. Step 5: Solve for x
    x = 3,158,756,922.45/92,811.04
  6. Step 6: Final answer
    x = 34,034.28

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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.