Home / 90,958,249.54-136,508,126.06-63,486,071.52

Finding the Fourth Proportional to 90,958,249.54, 136,508,126.06 and 63,486,071.52

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Solution

The fourth proportional to 90,958,249.54, 136,508,126.06 and 63,486,071.52 is: 95,278,489.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,958,249.54 : 136,508,126.06 = 63,486,071.52 : x
  2. Step 2: Convert to fraction form
    90,958,249.54/136,508,126.06 = 63,486,071.52/x
  3. Step 3: Cross multiply
    90,958,249.54x = 136,508,126.06 × 63,486,071.52
  4. Step 4: Simplify right side
    90,958,249.54x = 8,666,364,654,106,336
  5. Step 5: Solve for x
    x = 8,666,364,654,106,336/90,958,249.54
  6. Step 6: Final answer
    x = 95,278,489.83

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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.