Home / 152,039.70-228,059.55-89,054.10

Finding the Fourth Proportional to 152,039.70, 228,059.55 and 89,054.10

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Solution

The fourth proportional to 152,039.70, 228,059.55 and 89,054.10 is: 133,581.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,039.70 : 228,059.55 = 89,054.10 : x
  2. Step 2: Convert to fraction form
    152,039.70/228,059.55 = 89,054.10/x
  3. Step 3: Cross multiply
    152,039.70x = 228,059.55 × 89,054.10
  4. Step 4: Simplify right side
    152,039.70x = 20,309,637,971.66
  5. Step 5: Solve for x
    x = 20,309,637,971.66/152,039.70
  6. Step 6: Final answer
    x = 133,581.15

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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.