Home / 89,061.07-133,600.38-25,881.74

Finding the Fourth Proportional to 89,061.07, 133,600.38 and 25,881.74

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Solution

The fourth proportional to 89,061.07, 133,600.38 and 25,881.74 is: 38,825.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,061.07 : 133,600.38 = 25,881.74 : x
  2. Step 2: Convert to fraction form
    89,061.07/133,600.38 = 25,881.74/x
  3. Step 3: Cross multiply
    89,061.07x = 133,600.38 × 25,881.74
  4. Step 4: Simplify right side
    89,061.07x = 3,457,810,299.06
  5. Step 5: Solve for x
    x = 3,457,810,299.06/89,061.07
  6. Step 6: Final answer
    x = 38,825.16

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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.