Home / 66,775.19-92,147.63-36,559.76

Finding the Fourth Proportional to 66,775.19, 92,147.63 and 36,559.76

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Solution

The fourth proportional to 66,775.19, 92,147.63 and 36,559.76 is: 50,451.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,775.19 : 92,147.63 = 36,559.76 : x
  2. Step 2: Convert to fraction form
    66,775.19/92,147.63 = 36,559.76/x
  3. Step 3: Cross multiply
    66,775.19x = 92,147.63 × 36,559.76
  4. Step 4: Simplify right side
    66,775.19x = 3,368,894,593.83
  5. Step 5: Solve for x
    x = 3,368,894,593.83/66,775.19
  6. Step 6: Final answer
    x = 50,451.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.