Home / 154,808.70-232,213.05-49,638.30

Finding the Fourth Proportional to 154,808.70, 232,213.05 and 49,638.30

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Solution

The fourth proportional to 154,808.70, 232,213.05 and 49,638.30 is: 74,457.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,808.70 : 232,213.05 = 49,638.30 : x
  2. Step 2: Convert to fraction form
    154,808.70/232,213.05 = 49,638.30/x
  3. Step 3: Cross multiply
    154,808.70x = 232,213.05 × 49,638.30
  4. Step 4: Simplify right side
    154,808.70x = 11,526,661,039.82
  5. Step 5: Solve for x
    x = 11,526,661,039.82/154,808.70
  6. Step 6: Final answer
    x = 74,457.45

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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.