Home / 62,012.10-85,557.40-35,144.80

Finding the Fourth Proportional to 62,012.10, 85,557.40 and 35,144.80

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Solution

The fourth proportional to 62,012.10, 85,557.40 and 35,144.80 is: 48,488.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,012.10 : 85,557.40 = 35,144.80 : x
  2. Step 2: Convert to fraction form
    62,012.10/85,557.40 = 35,144.80/x
  3. Step 3: Cross multiply
    62,012.10x = 85,557.40 × 35,144.80
  4. Step 4: Simplify right side
    62,012.10x = 3,006,897,711.52
  5. Step 5: Solve for x
    x = 3,006,897,711.52/62,012.10
  6. Step 6: Final answer
    x = 48,488.89

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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.