Home / 60,823.38-91,243.80-18,706.98

Finding the Fourth Proportional to 60,823.38, 91,243.80 and 18,706.98

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Solution

The fourth proportional to 60,823.38, 91,243.80 and 18,706.98 is: 28,063.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,823.38 : 91,243.80 = 18,706.98 : x
  2. Step 2: Convert to fraction form
    60,823.38/91,243.80 = 18,706.98/x
  3. Step 3: Cross multiply
    60,823.38x = 91,243.80 × 18,706.98
  4. Step 4: Simplify right side
    60,823.38x = 1,706,895,941.72
  5. Step 5: Solve for x
    x = 1,706,895,941.72/60,823.38
  6. Step 6: Final answer
    x = 28,063.16

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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.