Home / 207,023.85-310,535.39-64,880.03

Finding the Fourth Proportional to 207,023.85, 310,535.39 and 64,880.03

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Solution

The fourth proportional to 207,023.85, 310,535.39 and 64,880.03 is: 97,319.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,023.85 : 310,535.39 = 64,880.03 : x
  2. Step 2: Convert to fraction form
    207,023.85/310,535.39 = 64,880.03/x
  3. Step 3: Cross multiply
    207,023.85x = 310,535.39 × 64,880.03
  4. Step 4: Simplify right side
    207,023.85x = 20,147,546,357.80
  5. Step 5: Solve for x
    x = 20,147,546,357.80/207,023.85
  6. Step 6: Final answer
    x = 97,319.93

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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.