Home / 86,934.47-119,972.52-48,695.66

Finding the Fourth Proportional to 86,934.47, 119,972.52 and 48,695.66

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Solution

The fourth proportional to 86,934.47, 119,972.52 and 48,695.66 is: 67,201.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,934.47 : 119,972.52 = 48,695.66 : x
  2. Step 2: Convert to fraction form
    86,934.47/119,972.52 = 48,695.66/x
  3. Step 3: Cross multiply
    86,934.47x = 119,972.52 × 48,695.66
  4. Step 4: Simplify right side
    86,934.47x = 5,842,141,043.26
  5. Step 5: Solve for x
    x = 5,842,141,043.26/86,934.47
  6. Step 6: Final answer
    x = 67,201.66

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1.5x scale

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.