Home / 247,239.06-341,132.67-166,815.78

Finding the Fourth Proportional to 247,239.06, 341,132.67 and 166,815.78

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Solution

The fourth proportional to 247,239.06, 341,132.67 and 166,815.78 is: 230,167.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,239.06 : 341,132.67 = 166,815.78 : x
  2. Step 2: Convert to fraction form
    247,239.06/341,132.67 = 166,815.78/x
  3. Step 3: Cross multiply
    247,239.06x = 341,132.67 × 166,815.78
  4. Step 4: Simplify right side
    247,239.06x = 56,906,312,429.53
  5. Step 5: Solve for x
    x = 56,906,312,429.53/247,239.06
  6. Step 6: Final answer
    x = 230,167.16

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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.