Home / 158,551.10-218,769.70-94,008.42

Finding the Fourth Proportional to 158,551.10, 218,769.70 and 94,008.42

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Solution

The fourth proportional to 158,551.10, 218,769.70 and 94,008.42 is: 129,713.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,551.10 : 218,769.70 = 94,008.42 : x
  2. Step 2: Convert to fraction form
    158,551.10/218,769.70 = 94,008.42/x
  3. Step 3: Cross multiply
    158,551.10x = 218,769.70 × 94,008.42
  4. Step 4: Simplify right side
    158,551.10x = 20,566,193,840.87
  5. Step 5: Solve for x
    x = 20,566,193,840.87/158,551.10
  6. Step 6: Final answer
    x = 129,713.35

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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.