Home / 94,280.79-141,421.12-27,721.47

Finding the Fourth Proportional to 94,280.79, 141,421.12 and 27,721.47

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Solution

The fourth proportional to 94,280.79, 141,421.12 and 27,721.47 is: 41,582.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,280.79 : 141,421.12 = 27,721.47 : x
  2. Step 2: Convert to fraction form
    94,280.79/141,421.12 = 27,721.47/x
  3. Step 3: Cross multiply
    94,280.79x = 141,421.12 × 27,721.47
  4. Step 4: Simplify right side
    94,280.79x = 3,920,401,335.45
  5. Step 5: Solve for x
    x = 3,920,401,335.45/94,280.79
  6. Step 6: Final answer
    x = 41,582.19

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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.