Home / 55,344.19-76,374.89-30,193.69

Finding the Fourth Proportional to 55,344.19, 76,374.89 and 30,193.69

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Solution

The fourth proportional to 55,344.19, 76,374.89 and 30,193.69 is: 41,667.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,344.19 : 76,374.89 = 30,193.69 : x
  2. Step 2: Convert to fraction form
    55,344.19/76,374.89 = 30,193.69/x
  3. Step 3: Cross multiply
    55,344.19x = 76,374.89 × 30,193.69
  4. Step 4: Simplify right side
    55,344.19x = 2,306,039,601.48
  5. Step 5: Solve for x
    x = 2,306,039,601.48/55,344.19
  6. Step 6: Final answer
    x = 41,667.24

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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.