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Finding the Fourth Proportional to 66,084.46, 99,225.10 and 26,718.46

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Solution

The fourth proportional to 66,084.46, 99,225.10 and 26,718.46 is: 40,117.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,084.46 : 99,225.10 = 26,718.46 : x
  2. Step 2: Convert to fraction form
    66,084.46/99,225.10 = 26,718.46/x
  3. Step 3: Cross multiply
    66,084.46x = 99,225.10 × 26,718.46
  4. Step 4: Simplify right side
    66,084.46x = 2,651,141,650.68
  5. Step 5: Solve for x
    x = 2,651,141,650.68/66,084.46
  6. Step 6: Final answer
    x = 40,117.48

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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.