Home / 372,941.47-559,495.77-136,278.10

Finding the Fourth Proportional to 372,941.47, 559,495.77 and 136,278.10

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Solution

The fourth proportional to 372,941.47, 559,495.77 and 136,278.10 is: 204,447.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,941.47 : 559,495.77 = 136,278.10 : x
  2. Step 2: Convert to fraction form
    372,941.47/559,495.77 = 136,278.10/x
  3. Step 3: Cross multiply
    372,941.47x = 559,495.77 × 136,278.10
  4. Step 4: Simplify right side
    372,941.47x = 76,247,020,493.64
  5. Step 5: Solve for x
    x = 76,247,020,493.64/372,941.47
  6. Step 6: Final answer
    x = 204,447.69

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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.