Home / 80,782.47-111,477.20-44,971.29

Finding the Fourth Proportional to 80,782.47, 111,477.20 and 44,971.29

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Solution

The fourth proportional to 80,782.47, 111,477.20 and 44,971.29 is: 62,058.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,782.47 : 111,477.20 = 44,971.29 : x
  2. Step 2: Convert to fraction form
    80,782.47/111,477.20 = 44,971.29/x
  3. Step 3: Cross multiply
    80,782.47x = 111,477.20 × 44,971.29
  4. Step 4: Simplify right side
    80,782.47x = 5,013,273,264.73
  5. Step 5: Solve for x
    x = 5,013,273,264.73/80,782.47
  6. Step 6: Final answer
    x = 62,058.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.