Home / 158,094.46-218,165.73-86,472.95

Finding the Fourth Proportional to 158,094.46, 218,165.73 and 86,472.95

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Solution

The fourth proportional to 158,094.46, 218,165.73 and 86,472.95 is: 119,330.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,094.46 : 218,165.73 = 86,472.95 : x
  2. Step 2: Convert to fraction form
    158,094.46/218,165.73 = 86,472.95/x
  3. Step 3: Cross multiply
    158,094.46x = 218,165.73 × 86,472.95
  4. Step 4: Simplify right side
    158,094.46x = 18,865,434,262.00
  5. Step 5: Solve for x
    x = 18,865,434,262.00/158,094.46
  6. Step 6: Final answer
    x = 119,330.15

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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.