Home / 66,181.29-99,290.47-26,766.08

Finding the Fourth Proportional to 66,181.29, 99,290.47 and 26,766.08

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Solution

The fourth proportional to 66,181.29, 99,290.47 and 26,766.08 is: 40,156.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,181.29 : 99,290.47 = 26,766.08 : x
  2. Step 2: Convert to fraction form
    66,181.29/99,290.47 = 26,766.08/x
  3. Step 3: Cross multiply
    66,181.29x = 99,290.47 × 26,766.08
  4. Step 4: Simplify right side
    66,181.29x = 2,657,616,663.26
  5. Step 5: Solve for x
    x = 2,657,616,663.26/66,181.29
  6. Step 6: Final answer
    x = 40,156.62

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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.