Home / 247,528.89-371,347.26-140,963.25

Finding the Fourth Proportional to 247,528.89, 371,347.26 and 140,963.25

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Solution

The fourth proportional to 247,528.89, 371,347.26 and 140,963.25 is: 211,475.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,528.89 : 371,347.26 = 140,963.25 : x
  2. Step 2: Convert to fraction form
    247,528.89/371,347.26 = 140,963.25/x
  3. Step 3: Cross multiply
    247,528.89x = 371,347.26 × 140,963.25
  4. Step 4: Simplify right side
    247,528.89x = 52,346,316,648.20
  5. Step 5: Solve for x
    x = 52,346,316,648.20/247,528.89
  6. Step 6: Final answer
    x = 211,475.58

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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.