Home / 57,240,200.80-85,860,301.20-34,281,949.60

Finding the Fourth Proportional to 57,240,200.80, 85,860,301.20 and 34,281,949.60

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Solution

The fourth proportional to 57,240,200.80, 85,860,301.20 and 34,281,949.60 is: 51,422,924.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,240,200.80 : 85,860,301.20 = 34,281,949.60 : x
  2. Step 2: Convert to fraction form
    57,240,200.80/85,860,301.20 = 34,281,949.60/x
  3. Step 3: Cross multiply
    57,240,200.80x = 85,860,301.20 × 34,281,949.60
  4. Step 4: Simplify right side
    57,240,200.80x = 2,943,458,518,379,220
  5. Step 5: Solve for x
    x = 2,943,458,518,379,220/57,240,200.80
  6. Step 6: Final answer
    x = 51,422,924.40

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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.