Home / 84,264.70-126,253.19-46,345.71

Finding the Fourth Proportional to 84,264.70, 126,253.19 and 46,345.71

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Solution

The fourth proportional to 84,264.70, 126,253.19 and 46,345.71 is: 69,439.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,264.70 : 126,253.19 = 46,345.71 : x
  2. Step 2: Convert to fraction form
    84,264.70/126,253.19 = 46,345.71/x
  3. Step 3: Cross multiply
    84,264.70x = 126,253.19 × 46,345.71
  4. Step 4: Simplify right side
    84,264.70x = 5,851,293,730.31
  5. Step 5: Solve for x
    x = 5,851,293,730.31/84,264.70
  6. Step 6: Final answer
    x = 69,439.44

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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.