Home / 124,046.12-171,182.04-67,456.28

Finding the Fourth Proportional to 124,046.12, 171,182.04 and 67,456.28

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Solution

The fourth proportional to 124,046.12, 171,182.04 and 67,456.28 is: 93,088.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,046.12 : 171,182.04 = 67,456.28 : x
  2. Step 2: Convert to fraction form
    124,046.12/171,182.04 = 67,456.28/x
  3. Step 3: Cross multiply
    124,046.12x = 171,182.04 × 67,456.28
  4. Step 4: Simplify right side
    124,046.12x = 11,547,303,621.21
  5. Step 5: Solve for x
    x = 11,547,303,621.21/124,046.12
  6. Step 6: Final answer
    x = 93,088.79

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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.