Home / 157,266.28-235,782.42-141,424.84

Finding the Fourth Proportional to 157,266.28, 235,782.42 and 141,424.84

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Solution

The fourth proportional to 157,266.28, 235,782.42 and 141,424.84 is: 212,032.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,266.28 : 235,782.42 = 141,424.84 : x
  2. Step 2: Convert to fraction form
    157,266.28/235,782.42 = 141,424.84/x
  3. Step 3: Cross multiply
    157,266.28x = 235,782.42 × 141,424.84
  4. Step 4: Simplify right side
    157,266.28x = 33,345,491,023.31
  5. Step 5: Solve for x
    x = 33,345,491,023.31/157,266.28
  6. Step 6: Final answer
    x = 212,032.05

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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.