Home / 69,761.22-96,306.10-47,219.34

Finding the Fourth Proportional to 69,761.22, 96,306.10 and 47,219.34

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Solution

The fourth proportional to 69,761.22, 96,306.10 and 47,219.34 is: 65,186.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,761.22 : 96,306.10 = 47,219.34 : x
  2. Step 2: Convert to fraction form
    69,761.22/96,306.10 = 47,219.34/x
  3. Step 3: Cross multiply
    69,761.22x = 96,306.10 × 47,219.34
  4. Step 4: Simplify right side
    69,761.22x = 4,547,510,479.97
  5. Step 5: Solve for x
    x = 4,547,510,479.97/69,761.22
  6. Step 6: Final answer
    x = 65,186.80

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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.