Home / 90,949,794.03-136,425,281.54-36,366,965.15

Finding the Fourth Proportional to 90,949,794.03, 136,425,281.54 and 36,366,965.15

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Solution

The fourth proportional to 90,949,794.03, 136,425,281.54 and 36,366,965.15 is: 54,550,683.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,949,794.03 : 136,425,281.54 = 36,366,965.15 : x
  2. Step 2: Convert to fraction form
    90,949,794.03/136,425,281.54 = 36,366,965.15/x
  3. Step 3: Cross multiply
    90,949,794.03x = 136,425,281.54 × 36,366,965.15
  4. Step 4: Simplify right side
    90,949,794.03x = 4,961,373,458,480,157
  5. Step 5: Solve for x
    x = 4,961,373,458,480,157/90,949,794.03
  6. Step 6: Final answer
    x = 54,550,683.83

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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.