Home / 147,865.32-221,776.11-48,028.77

Finding the Fourth Proportional to 147,865.32, 221,776.11 and 48,028.77

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Solution

The fourth proportional to 147,865.32, 221,776.11 and 48,028.77 is: 72,036.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,865.32 : 221,776.11 = 48,028.77 : x
  2. Step 2: Convert to fraction form
    147,865.32/221,776.11 = 48,028.77/x
  3. Step 3: Cross multiply
    147,865.32x = 221,776.11 × 48,028.77
  4. Step 4: Simplify right side
    147,865.32x = 10,651,633,778.68
  5. Step 5: Solve for x
    x = 10,651,633,778.68/147,865.32
  6. Step 6: Final answer
    x = 72,036.05

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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.