Home / 170,416.92-235,175.81-102,472.80

Finding the Fourth Proportional to 170,416.92, 235,175.81 and 102,472.80

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Solution

The fourth proportional to 170,416.92, 235,175.81 and 102,472.80 is: 141,412.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,416.92 : 235,175.81 = 102,472.80 : x
  2. Step 2: Convert to fraction form
    170,416.92/235,175.81 = 102,472.80/x
  3. Step 3: Cross multiply
    170,416.92x = 235,175.81 × 102,472.80
  4. Step 4: Simplify right side
    170,416.92x = 24,099,123,742.97
  5. Step 5: Solve for x
    x = 24,099,123,742.97/170,416.92
  6. Step 6: Final answer
    x = 141,412.74

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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.