Home / 234,025.78-351,075.10-76,217.52

Finding the Fourth Proportional to 234,025.78, 351,075.10 and 76,217.52

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Solution

The fourth proportional to 234,025.78, 351,075.10 and 76,217.52 is: 114,338.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,025.78 : 351,075.10 = 76,217.52 : x
  2. Step 2: Convert to fraction form
    234,025.78/351,075.10 = 76,217.52/x
  3. Step 3: Cross multiply
    234,025.78x = 351,075.10 × 76,217.52
  4. Step 4: Simplify right side
    234,025.78x = 26,758,073,455.75
  5. Step 5: Solve for x
    x = 26,758,073,455.75/234,025.78
  6. Step 6: Final answer
    x = 114,338.14

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1.5x scale

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.