Home / 247,894.02-342,065.88-140,441.04

Finding the Fourth Proportional to 247,894.02, 342,065.88 and 140,441.04

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Solution

The fourth proportional to 247,894.02, 342,065.88 and 140,441.04 is: 193,792.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,894.02 : 342,065.88 = 140,441.04 : x
  2. Step 2: Convert to fraction form
    247,894.02/342,065.88 = 140,441.04/x
  3. Step 3: Cross multiply
    247,894.02x = 342,065.88 × 140,441.04
  4. Step 4: Simplify right side
    247,894.02x = 48,040,087,935.72
  5. Step 5: Solve for x
    x = 48,040,087,935.72/247,894.02
  6. Step 6: Final answer
    x = 193,792.85

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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.