Home / 66,036.85-99,061.35-26,585.80

Finding the Fourth Proportional to 66,036.85, 99,061.35 and 26,585.80

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Solution

The fourth proportional to 66,036.85, 99,061.35 and 26,585.80 is: 39,881.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,036.85 : 99,061.35 = 26,585.80 : x
  2. Step 2: Convert to fraction form
    66,036.85/99,061.35 = 26,585.80/x
  3. Step 3: Cross multiply
    66,036.85x = 99,061.35 × 26,585.80
  4. Step 4: Simplify right side
    66,036.85x = 2,633,625,238.83
  5. Step 5: Solve for x
    x = 2,633,625,238.83/66,036.85
  6. Step 6: Final answer
    x = 39,881.15

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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.