Home / 68,437.11-94,440.56-42,957.17

Finding the Fourth Proportional to 68,437.11, 94,440.56 and 42,957.17

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Solution

The fourth proportional to 68,437.11, 94,440.56 and 42,957.17 is: 59,279.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,437.11 : 94,440.56 = 42,957.17 : x
  2. Step 2: Convert to fraction form
    68,437.11/94,440.56 = 42,957.17/x
  3. Step 3: Cross multiply
    68,437.11x = 94,440.56 × 42,957.17
  4. Step 4: Simplify right side
    68,437.11x = 4,056,898,503.83
  5. Step 5: Solve for x
    x = 4,056,898,503.83/68,437.11
  6. Step 6: Final answer
    x = 59,279.22

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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.