Home / 99,254.22-136,925.35-75,011.32

Finding the Fourth Proportional to 99,254.22, 136,925.35 and 75,011.32

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Solution

The fourth proportional to 99,254.22, 136,925.35 and 75,011.32 is: 103,481.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,254.22 : 136,925.35 = 75,011.32 : x
  2. Step 2: Convert to fraction form
    99,254.22/136,925.35 = 75,011.32/x
  3. Step 3: Cross multiply
    99,254.22x = 136,925.35 × 75,011.32
  4. Step 4: Simplify right side
    99,254.22x = 10,270,951,244.96
  5. Step 5: Solve for x
    x = 10,270,951,244.96/99,254.22
  6. Step 6: Final answer
    x = 103,481.25

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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.