Home / 45,376.61-68,002.49-23,143.17

Finding the Fourth Proportional to 45,376.61, 68,002.49 and 23,143.17

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Solution

The fourth proportional to 45,376.61, 68,002.49 and 23,143.17 is: 34,682.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,376.61 : 68,002.49 = 23,143.17 : x
  2. Step 2: Convert to fraction form
    45,376.61/68,002.49 = 23,143.17/x
  3. Step 3: Cross multiply
    45,376.61x = 68,002.49 × 23,143.17
  4. Step 4: Simplify right side
    45,376.61x = 1,573,792,986.67
  5. Step 5: Solve for x
    x = 1,573,792,986.67/45,376.61
  6. Step 6: Final answer
    x = 34,682.92

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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.