Home / 97,613.32-134,711.94-55,175.56

Finding the Fourth Proportional to 97,613.32, 134,711.94 and 55,175.56

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Solution

The fourth proportional to 97,613.32, 134,711.94 and 55,175.56 is: 76,145.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,613.32 : 134,711.94 = 55,175.56 : x
  2. Step 2: Convert to fraction form
    97,613.32/134,711.94 = 55,175.56/x
  3. Step 3: Cross multiply
    97,613.32x = 134,711.94 × 55,175.56
  4. Step 4: Simplify right side
    97,613.32x = 7,432,806,728.19
  5. Step 5: Solve for x
    x = 7,432,806,728.19/97,613.32
  6. Step 6: Final answer
    x = 76,145.41

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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.