Home / 124,374.05-186,560.46-30,879.80

Finding the Fourth Proportional to 124,374.05, 186,560.46 and 30,879.80

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Solution

The fourth proportional to 124,374.05, 186,560.46 and 30,879.80 is: 46,319.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,374.05 : 186,560.46 = 30,879.80 : x
  2. Step 2: Convert to fraction form
    124,374.05/186,560.46 = 30,879.80/x
  3. Step 3: Cross multiply
    124,374.05x = 186,560.46 × 30,879.80
  4. Step 4: Simplify right side
    124,374.05x = 5,760,949,692.71
  5. Step 5: Solve for x
    x = 5,760,949,692.71/124,374.05
  6. Step 6: Final answer
    x = 46,319.55

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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.