Home / 123,224.67-170,050.10-66,636.04

Finding the Fourth Proportional to 123,224.67, 170,050.10 and 66,636.04

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Solution

The fourth proportional to 123,224.67, 170,050.10 and 66,636.04 is: 91,957.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,224.67 : 170,050.10 = 66,636.04 : x
  2. Step 2: Convert to fraction form
    123,224.67/170,050.10 = 66,636.04/x
  3. Step 3: Cross multiply
    123,224.67x = 170,050.10 × 66,636.04
  4. Step 4: Simplify right side
    123,224.67x = 11,331,465,265.60
  5. Step 5: Solve for x
    x = 11,331,465,265.60/123,224.67
  6. Step 6: Final answer
    x = 91,957.77

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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.