Home / 152,115.32-228,210.30-52,276.92

Finding the Fourth Proportional to 152,115.32, 228,210.30 and 52,276.92

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Solution

The fourth proportional to 152,115.32, 228,210.30 and 52,276.92 is: 78,428.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,115.32 : 228,210.30 = 52,276.92 : x
  2. Step 2: Convert to fraction form
    152,115.32/228,210.30 = 52,276.92/x
  3. Step 3: Cross multiply
    152,115.32x = 228,210.30 × 52,276.92
  4. Step 4: Simplify right side
    152,115.32x = 11,930,131,596.28
  5. Step 5: Solve for x
    x = 11,930,131,596.28/152,115.32
  6. Step 6: Final answer
    x = 78,428.21

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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.