Home / 66,200.62-91,282.69-62,001.58

Finding the Fourth Proportional to 66,200.62, 91,282.69 and 62,001.58

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Solution

The fourth proportional to 66,200.62, 91,282.69 and 62,001.58 is: 85,492.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,200.62 : 91,282.69 = 62,001.58 : x
  2. Step 2: Convert to fraction form
    66,200.62/91,282.69 = 62,001.58/x
  3. Step 3: Cross multiply
    66,200.62x = 91,282.69 × 62,001.58
  4. Step 4: Simplify right side
    66,200.62x = 5,659,671,006.65
  5. Step 5: Solve for x
    x = 5,659,671,006.65/66,200.62
  6. Step 6: Final answer
    x = 85,492.72

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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.