Home / 231,102.60-346,265.10-217,105.80

Finding the Fourth Proportional to 231,102.60, 346,265.10 and 217,105.80

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Solution

The fourth proportional to 231,102.60, 346,265.10 and 217,105.80 is: 325,293.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,102.60 : 346,265.10 = 217,105.80 : x
  2. Step 2: Convert to fraction form
    231,102.60/346,265.10 = 217,105.80/x
  3. Step 3: Cross multiply
    231,102.60x = 346,265.10 × 217,105.80
  4. Step 4: Simplify right side
    231,102.60x = 75,176,161,547.58
  5. Step 5: Solve for x
    x = 75,176,161,547.58/231,102.60
  6. Step 6: Final answer
    x = 325,293.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.