Home / 152,441.10-228,272.85-121,337.10

Finding the Fourth Proportional to 152,441.10, 228,272.85 and 121,337.10

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Solution

The fourth proportional to 152,441.10, 228,272.85 and 121,337.10 is: 181,696.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,441.10 : 228,272.85 = 121,337.10 : x
  2. Step 2: Convert to fraction form
    152,441.10/228,272.85 = 121,337.10/x
  3. Step 3: Cross multiply
    152,441.10x = 228,272.85 × 121,337.10
  4. Step 4: Simplify right side
    152,441.10x = 27,697,965,627.74
  5. Step 5: Solve for x
    x = 27,697,965,627.74/152,441.10
  6. Step 6: Final answer
    x = 181,696.18

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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.