Home / 152,208.10-228,312.15-82,224.10

Finding the Fourth Proportional to 152,208.10, 228,312.15 and 82,224.10

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Solution

The fourth proportional to 152,208.10, 228,312.15 and 82,224.10 is: 123,336.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,208.10 : 228,312.15 = 82,224.10 : x
  2. Step 2: Convert to fraction form
    152,208.10/228,312.15 = 82,224.10/x
  3. Step 3: Cross multiply
    152,208.10x = 228,312.15 × 82,224.10
  4. Step 4: Simplify right side
    152,208.10x = 18,772,761,052.82
  5. Step 5: Solve for x
    x = 18,772,761,052.82/152,208.10
  6. Step 6: Final answer
    x = 123,336.15

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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.