Home / 83,239.76-114,870.74-45,514.02

Finding the Fourth Proportional to 83,239.76, 114,870.74 and 45,514.02

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Solution

The fourth proportional to 83,239.76, 114,870.74 and 45,514.02 is: 62,809.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,239.76 : 114,870.74 = 45,514.02 : x
  2. Step 2: Convert to fraction form
    83,239.76/114,870.74 = 45,514.02/x
  3. Step 3: Cross multiply
    83,239.76x = 114,870.74 × 45,514.02
  4. Step 4: Simplify right side
    83,239.76x = 5,228,229,157.77
  5. Step 5: Solve for x
    x = 5,228,229,157.77/83,239.76
  6. Step 6: Final answer
    x = 62,809.28

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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.