Home / 66,065.16-99,071.82-26,614.92

Finding the Fourth Proportional to 66,065.16, 99,071.82 and 26,614.92

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Solution

The fourth proportional to 66,065.16, 99,071.82 and 26,614.92 is: 39,911.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,065.16 : 99,071.82 = 26,614.92 : x
  2. Step 2: Convert to fraction form
    66,065.16/99,071.82 = 26,614.92/x
  3. Step 3: Cross multiply
    66,065.16x = 99,071.82 × 26,614.92
  4. Step 4: Simplify right side
    66,065.16x = 2,636,788,563.55
  5. Step 5: Solve for x
    x = 2,636,788,563.55/66,065.16
  6. Step 6: Final answer
    x = 39,911.94

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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.