Home / 89,044.40-133,573.55-25,865.55

Finding the Fourth Proportional to 89,044.40, 133,573.55 and 25,865.55

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Solution

The fourth proportional to 89,044.40, 133,573.55 and 25,865.55 is: 38,800.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,044.40 : 133,573.55 = 25,865.55 : x
  2. Step 2: Convert to fraction form
    89,044.40/133,573.55 = 25,865.55/x
  3. Step 3: Cross multiply
    89,044.40x = 133,573.55 × 25,865.55
  4. Step 4: Simplify right side
    89,044.40x = 3,454,953,206.87
  5. Step 5: Solve for x
    x = 3,454,953,206.87/89,044.40
  6. Step 6: Final answer
    x = 38,800.34

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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.