Home / 104,711.27-155,882.60-104,088.50

Finding the Fourth Proportional to 104,711.27, 155,882.60 and 104,088.50

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Solution

The fourth proportional to 104,711.27, 155,882.60 and 104,088.50 is: 154,955.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,711.27 : 155,882.60 = 104,088.50 : x
  2. Step 2: Convert to fraction form
    104,711.27/155,882.60 = 104,088.50/x
  3. Step 3: Cross multiply
    104,711.27x = 155,882.60 × 104,088.50
  4. Step 4: Simplify right side
    104,711.27x = 16,225,586,010.10
  5. Step 5: Solve for x
    x = 16,225,586,010.10/104,711.27
  6. Step 6: Final answer
    x = 154,955.49

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.