Home / 62,136.50-85,753.20-35,287.42

Finding the Fourth Proportional to 62,136.50, 85,753.20 and 35,287.42

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Solution

The fourth proportional to 62,136.50, 85,753.20 and 35,287.42 is: 48,699.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,136.50 : 85,753.20 = 35,287.42 : x
  2. Step 2: Convert to fraction form
    62,136.50/85,753.20 = 35,287.42/x
  3. Step 3: Cross multiply
    62,136.50x = 85,753.20 × 35,287.42
  4. Step 4: Simplify right side
    62,136.50x = 3,026,009,184.74
  5. Step 5: Solve for x
    x = 3,026,009,184.74/62,136.50
  6. Step 6: Final answer
    x = 48,699.38

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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.