Home / 97,283.16-145,911.78-27,169.56

Finding the Fourth Proportional to 97,283.16, 145,911.78 and 27,169.56

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Solution

The fourth proportional to 97,283.16, 145,911.78 and 27,169.56 is: 40,750.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,283.16 : 145,911.78 = 27,169.56 : x
  2. Step 2: Convert to fraction form
    97,283.16/145,911.78 = 27,169.56/x
  3. Step 3: Cross multiply
    97,283.16x = 145,911.78 × 27,169.56
  4. Step 4: Simplify right side
    97,283.16x = 3,964,358,861.42
  5. Step 5: Solve for x
    x = 3,964,358,861.42/97,283.16
  6. Step 6: Final answer
    x = 40,750.72

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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.