Home / 60,172.23-90,260.43-28,566

Finding the Fourth Proportional to 60,172.23, 90,260.43 and 28,566

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Solution

The fourth proportional to 60,172.23, 90,260.43 and 28,566 is: 42,849.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,172.23 : 90,260.43 = 28,566 : x
  2. Step 2: Convert to fraction form
    60,172.23/90,260.43 = 28,566/x
  3. Step 3: Cross multiply
    60,172.23x = 90,260.43 × 28,566
  4. Step 4: Simplify right side
    60,172.23x = 2,578,379,443.38
  5. Step 5: Solve for x
    x = 2,578,379,443.38/60,172.23
  6. Step 6: Final answer
    x = 42,849.99

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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.