Home / 170,513.25-235,305.17-94,039.40

Finding the Fourth Proportional to 170,513.25, 235,305.17 and 94,039.40

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Solution

The fourth proportional to 170,513.25, 235,305.17 and 94,039.40 is: 129,772.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,513.25 : 235,305.17 = 94,039.40 : x
  2. Step 2: Convert to fraction form
    170,513.25/235,305.17 = 94,039.40/x
  3. Step 3: Cross multiply
    170,513.25x = 235,305.17 × 94,039.40
  4. Step 4: Simplify right side
    170,513.25x = 22,127,957,474.41
  5. Step 5: Solve for x
    x = 22,127,957,474.41/170,513.25
  6. Step 6: Final answer
    x = 129,772.66

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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.