Home / 372,318.78-558,506.25-116,119.02

Finding the Fourth Proportional to 372,318.78, 558,506.25 and 116,119.02

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Solution

The fourth proportional to 372,318.78, 558,506.25 and 116,119.02 is: 174,187.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,318.78 : 558,506.25 = 116,119.02 : x
  2. Step 2: Convert to fraction form
    372,318.78/558,506.25 = 116,119.02/x
  3. Step 3: Cross multiply
    372,318.78x = 558,506.25 × 116,119.02
  4. Step 4: Simplify right side
    372,318.78x = 64,853,195,040.75
  5. Step 5: Solve for x
    x = 64,853,195,040.75/372,318.78
  6. Step 6: Final answer
    x = 174,187.28

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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.