Home / 212,743.86-293,585.10-117,250.62

Finding the Fourth Proportional to 212,743.86, 293,585.10 and 117,250.62

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Solution

The fourth proportional to 212,743.86, 293,585.10 and 117,250.62 is: 161,805.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,743.86 : 293,585.10 = 117,250.62 : x
  2. Step 2: Convert to fraction form
    212,743.86/293,585.10 = 117,250.62/x
  3. Step 3: Cross multiply
    212,743.86x = 293,585.10 × 117,250.62
  4. Step 4: Simplify right side
    212,743.86x = 34,423,034,997.76
  5. Step 5: Solve for x
    x = 34,423,034,997.76/212,743.86
  6. Step 6: Final answer
    x = 161,805.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.