Home / 92,719.17-127,954.94-52,438.95

Finding the Fourth Proportional to 92,719.17, 127,954.94 and 52,438.95

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Solution

The fourth proportional to 92,719.17, 127,954.94 and 52,438.95 is: 72,367.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,719.17 : 127,954.94 = 52,438.95 : x
  2. Step 2: Convert to fraction form
    92,719.17/127,954.94 = 52,438.95/x
  3. Step 3: Cross multiply
    92,719.17x = 127,954.94 × 52,438.95
  4. Step 4: Simplify right side
    92,719.17x = 6,709,822,438.72
  5. Step 5: Solve for x
    x = 6,709,822,438.72/92,719.17
  6. Step 6: Final answer
    x = 72,367.15

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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.