Home / 247,746.72-341,889.30-134,569.20

Finding the Fourth Proportional to 247,746.72, 341,889.30 and 134,569.20

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Solution

The fourth proportional to 247,746.72, 341,889.30 and 134,569.20 is: 185,704.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,746.72 : 341,889.30 = 134,569.20 : x
  2. Step 2: Convert to fraction form
    247,746.72/341,889.30 = 134,569.20/x
  3. Step 3: Cross multiply
    247,746.72x = 341,889.30 × 134,569.20
  4. Step 4: Simplify right side
    247,746.72x = 46,007,769,589.56
  5. Step 5: Solve for x
    x = 46,007,769,589.56/247,746.72
  6. Step 6: Final answer
    x = 185,704.86

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1.5x scale

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.