Home / 228,372.91-342,594-165,666.22

Finding the Fourth Proportional to 228,372.91, 342,594 and 165,666.22

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Solution

The fourth proportional to 228,372.91, 342,594 and 165,666.22 is: 248,524.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,372.91 : 342,594 = 165,666.22 : x
  2. Step 2: Convert to fraction form
    228,372.91/342,594 = 165,666.22/x
  3. Step 3: Cross multiply
    228,372.91x = 342,594 × 165,666.22
  4. Step 4: Simplify right side
    228,372.91x = 56,756,252,118.20
  5. Step 5: Solve for x
    x = 56,756,252,118.20/228,372.91
  6. Step 6: Final answer
    x = 248,524.45

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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.