Home / 75,319.32-112,841.28-35,264.82

Finding the Fourth Proportional to 75,319.32, 112,841.28 and 35,264.82

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Solution

The fourth proportional to 75,319.32, 112,841.28 and 35,264.82 is: 52,832.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,319.32 : 112,841.28 = 35,264.82 : x
  2. Step 2: Convert to fraction form
    75,319.32/112,841.28 = 35,264.82/x
  3. Step 3: Cross multiply
    75,319.32x = 112,841.28 × 35,264.82
  4. Step 4: Simplify right side
    75,319.32x = 3,979,327,427.77
  5. Step 5: Solve for x
    x = 3,979,327,427.77/75,319.32
  6. Step 6: Final answer
    x = 52,832.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.