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Finding the Fourth Proportional to 73,287.95, 109,932.07 and 17,883.95

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Solution

The fourth proportional to 73,287.95, 109,932.07 and 17,883.95 is: 26,825.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,287.95 : 109,932.07 = 17,883.95 : x
  2. Step 2: Convert to fraction form
    73,287.95/109,932.07 = 17,883.95/x
  3. Step 3: Cross multiply
    73,287.95x = 109,932.07 × 17,883.95
  4. Step 4: Simplify right side
    73,287.95x = 1,966,019,048.91
  5. Step 5: Solve for x
    x = 1,966,019,048.91/73,287.95
  6. Step 6: Final answer
    x = 26,825.95

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1.5x scale

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.