Home / 110,220.32-152,105.76-59,919.52

Finding the Fourth Proportional to 110,220.32, 152,105.76 and 59,919.52

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Solution

The fourth proportional to 110,220.32, 152,105.76 and 59,919.52 is: 82,689.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,220.32 : 152,105.76 = 59,919.52 : x
  2. Step 2: Convert to fraction form
    110,220.32/152,105.76 = 59,919.52/x
  3. Step 3: Cross multiply
    110,220.32x = 152,105.76 × 59,919.52
  4. Step 4: Simplify right side
    110,220.32x = 9,114,104,128.44
  5. Step 5: Solve for x
    x = 9,114,104,128.44/110,220.32
  6. Step 6: Final answer
    x = 82,689.87

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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.