Home / 89,636.32-134,455.56-27,307.36

Finding the Fourth Proportional to 89,636.32, 134,455.56 and 27,307.36

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Solution

The fourth proportional to 89,636.32, 134,455.56 and 27,307.36 is: 40,961.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,636.32 : 134,455.56 = 27,307.36 : x
  2. Step 2: Convert to fraction form
    89,636.32/134,455.56 = 27,307.36/x
  3. Step 3: Cross multiply
    89,636.32x = 134,455.56 × 27,307.36
  4. Step 4: Simplify right side
    89,636.32x = 3,671,626,380.92
  5. Step 5: Solve for x
    x = 3,671,626,380.92/89,636.32
  6. Step 6: Final answer
    x = 40,961.37

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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.