Home / 229,541.70-344,312.55-71,786.10

Finding the Fourth Proportional to 229,541.70, 344,312.55 and 71,786.10

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Solution

The fourth proportional to 229,541.70, 344,312.55 and 71,786.10 is: 107,679.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,541.70 : 344,312.55 = 71,786.10 : x
  2. Step 2: Convert to fraction form
    229,541.70/344,312.55 = 71,786.10/x
  3. Step 3: Cross multiply
    229,541.70x = 344,312.55 × 71,786.10
  4. Step 4: Simplify right side
    229,541.70x = 24,716,855,145.56
  5. Step 5: Solve for x
    x = 24,716,855,145.56/229,541.70
  6. Step 6: Final answer
    x = 107,679.15

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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.