Home / 78,514.32-108,347.44-44,525.91

Finding the Fourth Proportional to 78,514.32, 108,347.44 and 44,525.91

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Solution

The fourth proportional to 78,514.32, 108,347.44 and 44,525.91 is: 61,444.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,514.32 : 108,347.44 = 44,525.91 : x
  2. Step 2: Convert to fraction form
    78,514.32/108,347.44 = 44,525.91/x
  3. Step 3: Cross multiply
    78,514.32x = 108,347.44 × 44,525.91
  4. Step 4: Simplify right side
    78,514.32x = 4,824,268,362.17
  5. Step 5: Solve for x
    x = 4,824,268,362.17/78,514.32
  6. Step 6: Final answer
    x = 61,444.44

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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.