Home / 207,268.34-310,902.56-74,140.52

Finding the Fourth Proportional to 207,268.34, 310,902.56 and 74,140.52

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Solution

The fourth proportional to 207,268.34, 310,902.56 and 74,140.52 is: 111,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,268.34 : 310,902.56 = 74,140.52 : x
  2. Step 2: Convert to fraction form
    207,268.34/310,902.56 = 74,140.52/x
  3. Step 3: Cross multiply
    207,268.34x = 310,902.56 × 74,140.52
  4. Step 4: Simplify right side
    207,268.34x = 23,050,477,467.73
  5. Step 5: Solve for x
    x = 23,050,477,467.73/207,268.34
  6. Step 6: Final answer
    x = 111,210.80

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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.