Home / 161,537.04-222,918.72-89,916.96

Finding the Fourth Proportional to 161,537.04, 222,918.72 and 89,916.96

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Solution

The fourth proportional to 161,537.04, 222,918.72 and 89,916.96 is: 124,084.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,537.04 : 222,918.72 = 89,916.96 : x
  2. Step 2: Convert to fraction form
    161,537.04/222,918.72 = 89,916.96/x
  3. Step 3: Cross multiply
    161,537.04x = 222,918.72 × 89,916.96
  4. Step 4: Simplify right side
    161,537.04x = 20,044,173,629.49
  5. Step 5: Solve for x
    x = 20,044,173,629.49/161,537.04
  6. Step 6: Final answer
    x = 124,084.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.