Home / 66,175.32-99,281.51-26,760.11

Finding the Fourth Proportional to 66,175.32, 99,281.51 and 26,760.11

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Solution

The fourth proportional to 66,175.32, 99,281.51 and 26,760.11 is: 40,147.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,175.32 : 99,281.51 = 26,760.11 : x
  2. Step 2: Convert to fraction form
    66,175.32/99,281.51 = 26,760.11/x
  3. Step 3: Cross multiply
    66,175.32x = 99,281.51 × 26,760.11
  4. Step 4: Simplify right side
    66,175.32x = 2,656,783,870.66
  5. Step 5: Solve for x
    x = 2,656,783,870.66/66,175.32
  6. Step 6: Final answer
    x = 40,147.66

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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.