Home / 113,284.29-169,915.42-34,399.20

Finding the Fourth Proportional to 113,284.29, 169,915.42 and 34,399.20

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Solution

The fourth proportional to 113,284.29, 169,915.42 and 34,399.20 is: 51,595.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,284.29 : 169,915.42 = 34,399.20 : x
  2. Step 2: Convert to fraction form
    113,284.29/169,915.42 = 34,399.20/x
  3. Step 3: Cross multiply
    113,284.29x = 169,915.42 × 34,399.20
  4. Step 4: Simplify right side
    113,284.29x = 5,844,954,343.67
  5. Step 5: Solve for x
    x = 5,844,954,343.67/113,284.29
  6. Step 6: Final answer
    x = 51,595.45

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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.