Home / 89,227.19-133,840.44-21,758.45

Finding the Fourth Proportional to 89,227.19, 133,840.44 and 21,758.45

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Solution

The fourth proportional to 89,227.19, 133,840.44 and 21,758.45 is: 32,637.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,227.19 : 133,840.44 = 21,758.45 : x
  2. Step 2: Convert to fraction form
    89,227.19/133,840.44 = 21,758.45/x
  3. Step 3: Cross multiply
    89,227.19x = 133,840.44 × 21,758.45
  4. Step 4: Simplify right side
    89,227.19x = 2,912,159,852.52
  5. Step 5: Solve for x
    x = 2,912,159,852.52/89,227.19
  6. Step 6: Final answer
    x = 32,637.59

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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.