Home / 110,775.32-152,943.26-68,396.12

Finding the Fourth Proportional to 110,775.32, 152,943.26 and 68,396.12

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Solution

The fourth proportional to 110,775.32, 152,943.26 and 68,396.12 is: 94,431.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,775.32 : 152,943.26 = 68,396.12 : x
  2. Step 2: Convert to fraction form
    110,775.32/152,943.26 = 68,396.12/x
  3. Step 3: Cross multiply
    110,775.32x = 152,943.26 × 68,396.12
  4. Step 4: Simplify right side
    110,775.32x = 10,460,725,564.15
  5. Step 5: Solve for x
    x = 10,460,725,564.15/110,775.32
  6. Step 6: Final answer
    x = 94,431.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.