Home / 247,746.40-341,879.84-140,317.76

Finding the Fourth Proportional to 247,746.40, 341,879.84 and 140,317.76

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Solution

The fourth proportional to 247,746.40, 341,879.84 and 140,317.76 is: 193,632.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,746.40 : 341,879.84 = 140,317.76 : x
  2. Step 2: Convert to fraction form
    247,746.40/341,879.84 = 140,317.76/x
  3. Step 3: Cross multiply
    247,746.40x = 341,879.84 × 140,317.76
  4. Step 4: Simplify right side
    247,746.40x = 47,971,813,337.96
  5. Step 5: Solve for x
    x = 47,971,813,337.96/247,746.40
  6. Step 6: Final answer
    x = 193,632.74

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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.