Home / 112,701.44-169,057.56-92,943.92

Finding the Fourth Proportional to 112,701.44, 169,057.56 and 92,943.92

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Solution

The fourth proportional to 112,701.44, 169,057.56 and 92,943.92 is: 139,420.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,701.44 : 169,057.56 = 92,943.92 : x
  2. Step 2: Convert to fraction form
    112,701.44/169,057.56 = 92,943.92/x
  3. Step 3: Cross multiply
    112,701.44x = 169,057.56 × 92,943.92
  4. Step 4: Simplify right side
    112,701.44x = 15,712,872,332.04
  5. Step 5: Solve for x
    x = 15,712,872,332.04/112,701.44
  6. Step 6: Final answer
    x = 139,420.33

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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.