Home / 247,555.29-341,634.43-140,123.01

Finding the Fourth Proportional to 247,555.29, 341,634.43 and 140,123.01

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Solution

The fourth proportional to 247,555.29, 341,634.43 and 140,123.01 is: 193,374.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,555.29 : 341,634.43 = 140,123.01 : x
  2. Step 2: Convert to fraction form
    247,555.29/341,634.43 = 140,123.01/x
  3. Step 3: Cross multiply
    247,555.29x = 341,634.43 × 140,123.01
  4. Step 4: Simplify right side
    247,555.29x = 47,870,846,501.61
  5. Step 5: Solve for x
    x = 47,870,846,501.61/247,555.29
  6. Step 6: Final answer
    x = 193,374.36

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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.