Home / 373,720.11-560,246.85-137,007.60

Finding the Fourth Proportional to 373,720.11, 560,246.85 and 137,007.60

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Solution

The fourth proportional to 373,720.11, 560,246.85 and 137,007.60 is: 205,389.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,720.11 : 560,246.85 = 137,007.60 : x
  2. Step 2: Convert to fraction form
    373,720.11/560,246.85 = 137,007.60/x
  3. Step 3: Cross multiply
    373,720.11x = 560,246.85 × 137,007.60
  4. Step 4: Simplify right side
    373,720.11x = 76,758,076,326.06
  5. Step 5: Solve for x
    x = 76,758,076,326.06/373,720.11
  6. Step 6: Final answer
    x = 205,389.21

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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.