Home / 89,998.39-124,181.55-58,148.84

Finding the Fourth Proportional to 89,998.39, 124,181.55 and 58,148.84

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Solution

The fourth proportional to 89,998.39, 124,181.55 and 58,148.84 is: 80,234.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,998.39 : 124,181.55 = 58,148.84 : x
  2. Step 2: Convert to fraction form
    89,998.39/124,181.55 = 58,148.84/x
  3. Step 3: Cross multiply
    89,998.39x = 124,181.55 × 58,148.84
  4. Step 4: Simplify right side
    89,998.39x = 7,221,013,392.36
  5. Step 5: Solve for x
    x = 7,221,013,392.36/89,998.39
  6. Step 6: Final answer
    x = 80,234.92

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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.