Home / 114,261.49-171,457.83-89,231.29

Finding the Fourth Proportional to 114,261.49, 171,457.83 and 89,231.29

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Solution

The fourth proportional to 114,261.49, 171,457.83 and 89,231.29 is: 133,898.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,261.49 : 171,457.83 = 89,231.29 : x
  2. Step 2: Convert to fraction form
    114,261.49/171,457.83 = 89,231.29/x
  3. Step 3: Cross multiply
    114,261.49x = 171,457.83 × 89,231.29
  4. Step 4: Simplify right side
    114,261.49x = 15,299,403,351.50
  5. Step 5: Solve for x
    x = 15,299,403,351.50/114,261.49
  6. Step 6: Final answer
    x = 133,898.16

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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.