Home / 64,910.16-89,576.28-35,102.16

Finding the Fourth Proportional to 64,910.16, 89,576.28 and 35,102.16

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Solution

The fourth proportional to 64,910.16, 89,576.28 and 35,102.16 is: 48,441.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,910.16 : 89,576.28 = 35,102.16 : x
  2. Step 2: Convert to fraction form
    64,910.16/89,576.28 = 35,102.16/x
  3. Step 3: Cross multiply
    64,910.16x = 89,576.28 × 35,102.16
  4. Step 4: Simplify right side
    64,910.16x = 3,144,320,912.76
  5. Step 5: Solve for x
    x = 3,144,320,912.76/64,910.16
  6. Step 6: Final answer
    x = 48,441.12

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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.