Home / 87,146.99-130,706.81-23,971.85

Finding the Fourth Proportional to 87,146.99, 130,706.81 and 23,971.85

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Solution

The fourth proportional to 87,146.99, 130,706.81 and 23,971.85 is: 35,954.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,146.99 : 130,706.81 = 23,971.85 : x
  2. Step 2: Convert to fraction form
    87,146.99/130,706.81 = 23,971.85/x
  3. Step 3: Cross multiply
    87,146.99x = 130,706.81 × 23,971.85
  4. Step 4: Simplify right side
    87,146.99x = 3,133,283,269.91
  5. Step 5: Solve for x
    x = 3,133,283,269.91/87,146.99
  6. Step 6: Final answer
    x = 35,954.01

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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.