Home / 91,497,734.62-137,251,016.04-30,085,533.70

Finding the Fourth Proportional to 91,497,734.62, 137,251,016.04 and 30,085,533.70

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Solution

The fourth proportional to 91,497,734.62, 137,251,016.04 and 30,085,533.70 is: 45,129,751.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,497,734.62 : 137,251,016.04 = 30,085,533.70 : x
  2. Step 2: Convert to fraction form
    91,497,734.62/137,251,016.04 = 30,085,533.70/x
  3. Step 3: Cross multiply
    91,497,734.62x = 137,251,016.04 × 30,085,533.70
  4. Step 4: Simplify right side
    91,497,734.62x = 4,129,270,068,430,660
  5. Step 5: Solve for x
    x = 4,129,270,068,430,660/91,497,734.62
  6. Step 6: Final answer
    x = 45,129,751.96

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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.