Home / 252,077.16-347,883.33-138,899.91

Finding the Fourth Proportional to 252,077.16, 347,883.33 and 138,899.91

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Solution

The fourth proportional to 252,077.16, 347,883.33 and 138,899.91 is: 191,691.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,077.16 : 347,883.33 = 138,899.91 : x
  2. Step 2: Convert to fraction form
    252,077.16/347,883.33 = 138,899.91/x
  3. Step 3: Cross multiply
    252,077.16x = 347,883.33 × 138,899.91
  4. Step 4: Simplify right side
    252,077.16x = 48,320,963,227.50
  5. Step 5: Solve for x
    x = 48,320,963,227.50/252,077.16
  6. Step 6: Final answer
    x = 191,691.16

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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.