Home / 89,461.32-134,192.34-27,132.36

Finding the Fourth Proportional to 89,461.32, 134,192.34 and 27,132.36

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Solution

The fourth proportional to 89,461.32, 134,192.34 and 27,132.36 is: 40,698.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,461.32 : 134,192.34 = 27,132.36 : x
  2. Step 2: Convert to fraction form
    89,461.32/134,192.34 = 27,132.36/x
  3. Step 3: Cross multiply
    89,461.32x = 134,192.34 × 27,132.36
  4. Step 4: Simplify right side
    89,461.32x = 3,640,954,878.12
  5. Step 5: Solve for x
    x = 3,640,954,878.12/89,461.32
  6. Step 6: Final answer
    x = 40,698.65

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1.5x scale

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.