Home / 89,061.28-133,596-49,588.66

Finding the Fourth Proportional to 89,061.28, 133,596 and 49,588.66

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Solution

The fourth proportional to 89,061.28, 133,596 and 49,588.66 is: 74,385.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,061.28 : 133,596 = 49,588.66 : x
  2. Step 2: Convert to fraction form
    89,061.28/133,596 = 49,588.66/x
  3. Step 3: Cross multiply
    89,061.28x = 133,596 × 49,588.66
  4. Step 4: Simplify right side
    89,061.28x = 6,624,846,621.36
  5. Step 5: Solve for x
    x = 6,624,846,621.36/89,061.28
  6. Step 6: Final answer
    x = 74,385.26

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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.