Home / 84,937.27-127,402.98-21,757.94

Finding the Fourth Proportional to 84,937.27, 127,402.98 and 21,757.94

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Solution

The fourth proportional to 84,937.27, 127,402.98 and 21,757.94 is: 32,636.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,937.27 : 127,402.98 = 21,757.94 : x
  2. Step 2: Convert to fraction form
    84,937.27/127,402.98 = 21,757.94/x
  3. Step 3: Cross multiply
    84,937.27x = 127,402.98 × 21,757.94
  4. Step 4: Simplify right side
    84,937.27x = 2,772,026,695.72
  5. Step 5: Solve for x
    x = 2,772,026,695.72/84,937.27
  6. Step 6: Final answer
    x = 32,636.17

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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.