Home / 234,278.02-351,451.37-74,300.60

Finding the Fourth Proportional to 234,278.02, 351,451.37 and 74,300.60

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Solution

The fourth proportional to 234,278.02, 351,451.37 and 74,300.60 is: 111,461.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,278.02 : 351,451.37 = 74,300.60 : x
  2. Step 2: Convert to fraction form
    234,278.02/351,451.37 = 74,300.60/x
  3. Step 3: Cross multiply
    234,278.02x = 351,451.37 × 74,300.60
  4. Step 4: Simplify right side
    234,278.02x = 26,113,045,904.57
  5. Step 5: Solve for x
    x = 26,113,045,904.57/234,278.02
  6. Step 6: Final answer
    x = 111,461.79

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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.