Home / 78,508.25-108,339.06-44,519.84

Finding the Fourth Proportional to 78,508.25, 108,339.06 and 44,519.84

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Solution

The fourth proportional to 78,508.25, 108,339.06 and 44,519.84 is: 61,436.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,508.25 : 108,339.06 = 44,519.84 : x
  2. Step 2: Convert to fraction form
    78,508.25/108,339.06 = 44,519.84/x
  3. Step 3: Cross multiply
    78,508.25x = 108,339.06 × 44,519.84
  4. Step 4: Simplify right side
    78,508.25x = 4,823,237,075.26
  5. Step 5: Solve for x
    x = 4,823,237,075.26/78,508.25
  6. Step 6: Final answer
    x = 61,436.06

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1.5x scale

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.