Home / 89,460.32-134,190.84-27,131.36

Finding the Fourth Proportional to 89,460.32, 134,190.84 and 27,131.36

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Solution

The fourth proportional to 89,460.32, 134,190.84 and 27,131.36 is: 40,697.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,460.32 : 134,190.84 = 27,131.36 : x
  2. Step 2: Convert to fraction form
    89,460.32/134,190.84 = 27,131.36/x
  3. Step 3: Cross multiply
    89,460.32x = 134,190.84 × 27,131.36
  4. Step 4: Simplify right side
    89,460.32x = 3,640,779,988.74
  5. Step 5: Solve for x
    x = 3,640,779,988.74/89,460.32
  6. Step 6: Final answer
    x = 40,697.15

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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.