Home / 63,121.85-87,111.52-36,266.10

Finding the Fourth Proportional to 63,121.85, 87,111.52 and 36,266.10

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Solution

The fourth proportional to 63,121.85, 87,111.52 and 36,266.10 is: 50,049.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,121.85 : 87,111.52 = 36,266.10 : x
  2. Step 2: Convert to fraction form
    63,121.85/87,111.52 = 36,266.10/x
  3. Step 3: Cross multiply
    63,121.85x = 87,111.52 × 36,266.10
  4. Step 4: Simplify right side
    63,121.85x = 3,159,194,678.14
  5. Step 5: Solve for x
    x = 3,159,194,678.14/63,121.85
  6. Step 6: Final answer
    x = 50,049.15

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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.