Home / 84,844.45-127,294.35-40,465.44

Finding the Fourth Proportional to 84,844.45, 127,294.35 and 40,465.44

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Solution

The fourth proportional to 84,844.45, 127,294.35 and 40,465.44 is: 60,711.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,844.45 : 127,294.35 = 40,465.44 : x
  2. Step 2: Convert to fraction form
    84,844.45/127,294.35 = 40,465.44/x
  3. Step 3: Cross multiply
    84,844.45x = 127,294.35 × 40,465.44
  4. Step 4: Simplify right side
    84,844.45x = 5,151,021,882.26
  5. Step 5: Solve for x
    x = 5,151,021,882.26/84,844.45
  6. Step 6: Final answer
    x = 60,711.36

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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.