Home / 49,870.24-74,812.80-16,124.96

Finding the Fourth Proportional to 49,870.24, 74,812.80 and 16,124.96

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Solution

The fourth proportional to 49,870.24, 74,812.80 and 16,124.96 is: 24,189.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,870.24 : 74,812.80 = 16,124.96 : x
  2. Step 2: Convert to fraction form
    49,870.24/74,812.80 = 16,124.96/x
  3. Step 3: Cross multiply
    49,870.24x = 74,812.80 × 16,124.96
  4. Step 4: Simplify right side
    49,870.24x = 1,206,353,407.49
  5. Step 5: Solve for x
    x = 1,206,353,407.49/49,870.24
  6. Step 6: Final answer
    x = 24,189.85

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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.