Home / 247,767.36-341,909.28-140,343.36

Finding the Fourth Proportional to 247,767.36, 341,909.28 and 140,343.36

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Solution

The fourth proportional to 247,767.36, 341,909.28 and 140,343.36 is: 193,668.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,767.36 : 341,909.28 = 140,343.36 : x
  2. Step 2: Convert to fraction form
    247,767.36/341,909.28 = 140,343.36/x
  3. Step 3: Cross multiply
    247,767.36x = 341,909.28 × 140,343.36
  4. Step 4: Simplify right side
    247,767.36x = 47,984,697,170.38
  5. Step 5: Solve for x
    x = 47,984,697,170.38/247,767.36
  6. Step 6: Final answer
    x = 193,668.36

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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.