Home / 252,623.82-348,620.14-139,445.76

Finding the Fourth Proportional to 252,623.82, 348,620.14 and 139,445.76

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Solution

The fourth proportional to 252,623.82, 348,620.14 and 139,445.76 is: 192,434.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,623.82 : 348,620.14 = 139,445.76 : x
  2. Step 2: Convert to fraction form
    252,623.82/348,620.14 = 139,445.76/x
  3. Step 3: Cross multiply
    252,623.82x = 348,620.14 × 139,445.76
  4. Step 4: Simplify right side
    252,623.82x = 48,613,600,373.61
  5. Step 5: Solve for x
    x = 48,613,600,373.61/252,623.82
  6. Step 6: Final answer
    x = 192,434.74

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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.