Home / 66,559.19-99,774.19-26,566.59

Finding the Fourth Proportional to 66,559.19, 99,774.19 and 26,566.59

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Solution

The fourth proportional to 66,559.19, 99,774.19 and 26,566.59 is: 39,824.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,559.19 : 99,774.19 = 26,566.59 : x
  2. Step 2: Convert to fraction form
    66,559.19/99,774.19 = 26,566.59/x
  3. Step 3: Cross multiply
    66,559.19x = 99,774.19 × 26,566.59
  4. Step 4: Simplify right side
    66,559.19x = 2,650,659,931.90
  5. Step 5: Solve for x
    x = 2,650,659,931.90/66,559.19
  6. Step 6: Final answer
    x = 39,824.10

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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.