Home / 66,181.14-99,290.21-26,765.91

Finding the Fourth Proportional to 66,181.14, 99,290.21 and 26,765.91

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Solution

The fourth proportional to 66,181.14, 99,290.21 and 26,765.91 is: 40,156.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,181.14 : 99,290.21 = 26,765.91 : x
  2. Step 2: Convert to fraction form
    66,181.14/99,290.21 = 26,765.91/x
  3. Step 3: Cross multiply
    66,181.14x = 99,290.21 × 26,765.91
  4. Step 4: Simplify right side
    66,181.14x = 2,657,592,690.91
  5. Step 5: Solve for x
    x = 2,657,592,690.91/66,181.14
  6. Step 6: Final answer
    x = 40,156.35

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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.