Home / 152,175.53-228,197.17-72,236.40

Finding the Fourth Proportional to 152,175.53, 228,197.17 and 72,236.40

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Solution

The fourth proportional to 152,175.53, 228,197.17 and 72,236.40 is: 108,323.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,175.53 : 228,197.17 = 72,236.40 : x
  2. Step 2: Convert to fraction form
    152,175.53/228,197.17 = 72,236.40/x
  3. Step 3: Cross multiply
    152,175.53x = 228,197.17 × 72,236.40
  4. Step 4: Simplify right side
    152,175.53x = 16,484,142,162.82
  5. Step 5: Solve for x
    x = 16,484,142,162.82/152,175.53
  6. Step 6: Final answer
    x = 108,323.21

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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.