Home / 62,149.10-85,736.37-42,013.04

Finding the Fourth Proportional to 62,149.10, 85,736.37 and 42,013.04

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Solution

The fourth proportional to 62,149.10, 85,736.37 and 42,013.04 is: 57,958.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,149.10 : 85,736.37 = 42,013.04 : x
  2. Step 2: Convert to fraction form
    62,149.10/85,736.37 = 42,013.04/x
  3. Step 3: Cross multiply
    62,149.10x = 85,736.37 × 42,013.04
  4. Step 4: Simplify right side
    62,149.10x = 3,602,045,542.26
  5. Step 5: Solve for x
    x = 3,602,045,542.26/62,149.10
  6. Step 6: Final answer
    x = 57,958.13

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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.