Home / 77,442.63-106,882.88-43,464.85

Finding the Fourth Proportional to 77,442.63, 106,882.88 and 43,464.85

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Solution

The fourth proportional to 77,442.63, 106,882.88 and 43,464.85 is: 59,988.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,442.63 : 106,882.88 = 43,464.85 : x
  2. Step 2: Convert to fraction form
    77,442.63/106,882.88 = 43,464.85/x
  3. Step 3: Cross multiply
    77,442.63x = 106,882.88 × 43,464.85
  4. Step 4: Simplify right side
    77,442.63x = 4,645,647,595.03
  5. Step 5: Solve for x
    x = 4,645,647,595.03/77,442.63
  6. Step 6: Final answer
    x = 59,988.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.