Home / 75,071.64-103,617.35-44,874.87

Finding the Fourth Proportional to 75,071.64, 103,617.35 and 44,874.87

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Solution

The fourth proportional to 75,071.64, 103,617.35 and 44,874.87 is: 61,938.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,071.64 : 103,617.35 = 44,874.87 : x
  2. Step 2: Convert to fraction form
    75,071.64/103,617.35 = 44,874.87/x
  3. Step 3: Cross multiply
    75,071.64x = 103,617.35 × 44,874.87
  4. Step 4: Simplify right side
    75,071.64x = 4,649,814,886.62
  5. Step 5: Solve for x
    x = 4,649,814,886.62/75,071.64
  6. Step 6: Final answer
    x = 61,938.37

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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.