Home / 83,242.80-114,877.44-47,433.24

Finding the Fourth Proportional to 83,242.80, 114,877.44 and 47,433.24

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Solution

The fourth proportional to 83,242.80, 114,877.44 and 47,433.24 is: 65,459.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,242.80 : 114,877.44 = 47,433.24 : x
  2. Step 2: Convert to fraction form
    83,242.80/114,877.44 = 47,433.24/x
  3. Step 3: Cross multiply
    83,242.80x = 114,877.44 × 47,433.24
  4. Step 4: Simplify right side
    83,242.80x = 5,449,009,182.11
  5. Step 5: Solve for x
    x = 5,449,009,182.11/83,242.80
  6. Step 6: Final answer
    x = 65,459.23

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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.