Home / 66,070.67-99,140.22-32,790.06

Finding the Fourth Proportional to 66,070.67, 99,140.22 and 32,790.06

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Solution

The fourth proportional to 66,070.67, 99,140.22 and 32,790.06 is: 49,202.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,070.67 : 99,140.22 = 32,790.06 : x
  2. Step 2: Convert to fraction form
    66,070.67/99,140.22 = 32,790.06/x
  3. Step 3: Cross multiply
    66,070.67x = 99,140.22 × 32,790.06
  4. Step 4: Simplify right side
    66,070.67x = 3,250,813,762.21
  5. Step 5: Solve for x
    x = 3,250,813,762.21/66,070.67
  6. Step 6: Final answer
    x = 49,202.07

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1.5x scale

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.