Home / 230,942.40-318,412.26-176,561.96

Finding the Fourth Proportional to 230,942.40, 318,412.26 and 176,561.96

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Solution

The fourth proportional to 230,942.40, 318,412.26 and 176,561.96 is: 243,435.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,942.40 : 318,412.26 = 176,561.96 : x
  2. Step 2: Convert to fraction form
    230,942.40/318,412.26 = 176,561.96/x
  3. Step 3: Cross multiply
    230,942.40x = 318,412.26 × 176,561.96
  4. Step 4: Simplify right side
    230,942.40x = 56,219,492,713.63
  5. Step 5: Solve for x
    x = 56,219,492,713.63/230,942.40
  6. Step 6: Final answer
    x = 243,435.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.