Home / 372,566.08-558,512.14-135,853.40

Finding the Fourth Proportional to 372,566.08, 558,512.14 and 135,853.40

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Solution

The fourth proportional to 372,566.08, 558,512.14 and 135,853.40 is: 203,657.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,566.08 : 558,512.14 = 135,853.40 : x
  2. Step 2: Convert to fraction form
    372,566.08/558,512.14 = 135,853.40/x
  3. Step 3: Cross multiply
    372,566.08x = 558,512.14 × 135,853.40
  4. Step 4: Simplify right side
    372,566.08x = 75,875,773,160.28
  5. Step 5: Solve for x
    x = 75,875,773,160.28/372,566.08
  6. Step 6: Final answer
    x = 203,657.22

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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.