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Finding the Fourth Proportional to 66,098.10, 99,245.54 and 26,732.10

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Solution

The fourth proportional to 66,098.10, 99,245.54 and 26,732.10 is: 40,137.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,098.10 : 99,245.54 = 26,732.10 : x
  2. Step 2: Convert to fraction form
    66,098.10/99,245.54 = 26,732.10/x
  3. Step 3: Cross multiply
    66,098.10x = 99,245.54 × 26,732.10
  4. Step 4: Simplify right side
    66,098.10x = 2,653,041,699.83
  5. Step 5: Solve for x
    x = 2,653,041,699.83/66,098.10
  6. Step 6: Final answer
    x = 40,137.94

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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.