Home / 75,085.08-103,638.60-44,891.52

Finding the Fourth Proportional to 75,085.08, 103,638.60 and 44,891.52

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Solution

The fourth proportional to 75,085.08, 103,638.60 and 44,891.52 is: 61,962.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,085.08 : 103,638.60 = 44,891.52 : x
  2. Step 2: Convert to fraction form
    75,085.08/103,638.60 = 44,891.52/x
  3. Step 3: Cross multiply
    75,085.08x = 103,638.60 × 44,891.52
  4. Step 4: Simplify right side
    75,085.08x = 4,652,494,284.67
  5. Step 5: Solve for x
    x = 4,652,494,284.67/75,085.08
  6. Step 6: Final answer
    x = 61,962.97

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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.