Home / 247,531.89-371,351.76-140,966.25

Finding the Fourth Proportional to 247,531.89, 371,351.76 and 140,966.25

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Solution

The fourth proportional to 247,531.89, 371,351.76 and 140,966.25 is: 211,480.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,531.89 : 371,351.76 = 140,966.25 : x
  2. Step 2: Convert to fraction form
    247,531.89/371,351.76 = 140,966.25/x
  3. Step 3: Cross multiply
    247,531.89x = 371,351.76 × 140,966.25
  4. Step 4: Simplify right side
    247,531.89x = 52,348,065,038.10
  5. Step 5: Solve for x
    x = 52,348,065,038.10/247,531.89
  6. Step 6: Final answer
    x = 211,480.08

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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.