Home / 141,442.52-212,264.92-51,485.08

Finding the Fourth Proportional to 141,442.52, 212,264.92 and 51,485.08

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Solution

The fourth proportional to 141,442.52, 212,264.92 and 51,485.08 is: 77,264.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,442.52 : 212,264.92 = 51,485.08 : x
  2. Step 2: Convert to fraction form
    141,442.52/212,264.92 = 51,485.08/x
  3. Step 3: Cross multiply
    141,442.52x = 212,264.92 × 51,485.08
  4. Step 4: Simplify right side
    141,442.52x = 10,928,476,387.39
  5. Step 5: Solve for x
    x = 10,928,476,387.39/141,442.52
  6. Step 6: Final answer
    x = 77,264.43

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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.