Home / 373,741.60-560,279.08-137,029.12

Finding the Fourth Proportional to 373,741.60, 560,279.08 and 137,029.12

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Solution

The fourth proportional to 373,741.60, 560,279.08 and 137,029.12 is: 205,421.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,741.60 : 560,279.08 = 137,029.12 : x
  2. Step 2: Convert to fraction form
    373,741.60/560,279.08 = 137,029.12/x
  3. Step 3: Cross multiply
    373,741.60x = 560,279.08 × 137,029.12
  4. Step 4: Simplify right side
    373,741.60x = 76,774,549,286.81
  5. Step 5: Solve for x
    x = 76,774,549,286.81/373,741.60
  6. Step 6: Final answer
    x = 205,421.47

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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.