Home / 170,639.75-235,472.22-94,159.46

Finding the Fourth Proportional to 170,639.75, 235,472.22 and 94,159.46

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Solution

The fourth proportional to 170,639.75, 235,472.22 and 94,159.46 is: 129,934.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,639.75 : 235,472.22 = 94,159.46 : x
  2. Step 2: Convert to fraction form
    170,639.75/235,472.22 = 94,159.46/x
  3. Step 3: Cross multiply
    170,639.75x = 235,472.22 × 94,159.46
  4. Step 4: Simplify right side
    170,639.75x = 22,171,937,080.20
  5. Step 5: Solve for x
    x = 22,171,937,080.20/170,639.75
  6. Step 6: Final answer
    x = 129,934.19

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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.