Home / 52,199.06-78,246.03-30,005.78

Finding the Fourth Proportional to 52,199.06, 78,246.03 and 30,005.78

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Solution

The fourth proportional to 52,199.06, 78,246.03 and 30,005.78 is: 44,978.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,199.06 : 78,246.03 = 30,005.78 : x
  2. Step 2: Convert to fraction form
    52,199.06/78,246.03 = 30,005.78/x
  3. Step 3: Cross multiply
    52,199.06x = 78,246.03 × 30,005.78
  4. Step 4: Simplify right side
    52,199.06x = 2,347,833,162.05
  5. Step 5: Solve for x
    x = 2,347,833,162.05/52,199.06
  6. Step 6: Final answer
    x = 44,978.46

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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.