Home / 90,869.13-136,362-44,096.49

Finding the Fourth Proportional to 90,869.13, 136,362 and 44,096.49

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Solution

The fourth proportional to 90,869.13, 136,362 and 44,096.49 is: 66,173.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,869.13 : 136,362 = 44,096.49 : x
  2. Step 2: Convert to fraction form
    90,869.13/136,362 = 44,096.49/x
  3. Step 3: Cross multiply
    90,869.13x = 136,362 × 44,096.49
  4. Step 4: Simplify right side
    90,869.13x = 6,013,085,569.38
  5. Step 5: Solve for x
    x = 6,013,085,569.38/90,869.13
  6. Step 6: Final answer
    x = 66,173.03

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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.