Home / 57,200,412.80-85,800,619.20-34,242,161.60

Finding the Fourth Proportional to 57,200,412.80, 85,800,619.20 and 34,242,161.60

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Solution

The fourth proportional to 57,200,412.80, 85,800,619.20 and 34,242,161.60 is: 51,363,242.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,200,412.80 : 85,800,619.20 = 34,242,161.60 : x
  2. Step 2: Convert to fraction form
    57,200,412.80/85,800,619.20 = 34,242,161.60/x
  3. Step 3: Cross multiply
    57,200,412.80x = 85,800,619.20 × 34,242,161.60
  4. Step 4: Simplify right side
    57,200,412.80x = 2,937,998,668,026,463
  5. Step 5: Solve for x
    x = 2,937,998,668,026,463/57,200,412.80
  6. Step 6: Final answer
    x = 51,363,242.40

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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.