Home / 66,070.92-99,094.03-30,530.85

Finding the Fourth Proportional to 66,070.92, 99,094.03 and 30,530.85

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Solution

The fourth proportional to 66,070.92, 99,094.03 and 30,530.85 is: 45,790.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,070.92 : 99,094.03 = 30,530.85 : x
  2. Step 2: Convert to fraction form
    66,070.92/99,094.03 = 30,530.85/x
  3. Step 3: Cross multiply
    66,070.92x = 99,094.03 × 30,530.85
  4. Step 4: Simplify right side
    66,070.92x = 3,025,424,965.83
  5. Step 5: Solve for x
    x = 3,025,424,965.83/66,070.92
  6. Step 6: Final answer
    x = 45,790.57

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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.