Home / 247,863.06-342,023.26-140,410.08

Finding the Fourth Proportional to 247,863.06, 342,023.26 and 140,410.08

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Solution

The fourth proportional to 247,863.06, 342,023.26 and 140,410.08 is: 193,750.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,863.06 : 342,023.26 = 140,410.08 : x
  2. Step 2: Convert to fraction form
    247,863.06/342,023.26 = 140,410.08/x
  3. Step 3: Cross multiply
    247,863.06x = 342,023.26 × 140,410.08
  4. Step 4: Simplify right side
    247,863.06x = 48,023,513,298.46
  5. Step 5: Solve for x
    x = 48,023,513,298.46/247,863.06
  6. Step 6: Final answer
    x = 193,750.18

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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.