Home / 51,519.36-77,235.12-50,032.20

Finding the Fourth Proportional to 51,519.36, 77,235.12 and 50,032.20

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Solution

The fourth proportional to 51,519.36, 77,235.12 and 50,032.20 is: 75,005.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,519.36 : 77,235.12 = 50,032.20 : x
  2. Step 2: Convert to fraction form
    51,519.36/77,235.12 = 50,032.20/x
  3. Step 3: Cross multiply
    51,519.36x = 77,235.12 × 50,032.20
  4. Step 4: Simplify right side
    51,519.36x = 3,864,242,970.86
  5. Step 5: Solve for x
    x = 3,864,242,970.86/51,519.36
  6. Step 6: Final answer
    x = 75,005.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.