Home / 168,387.72-252,592.08-56,077.98

Finding the Fourth Proportional to 168,387.72, 252,592.08 and 56,077.98

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Solution

The fourth proportional to 168,387.72, 252,592.08 and 56,077.98 is: 84,120.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,387.72 : 252,592.08 = 56,077.98 : x
  2. Step 2: Convert to fraction form
    168,387.72/252,592.08 = 56,077.98/x
  3. Step 3: Cross multiply
    168,387.72x = 252,592.08 × 56,077.98
  4. Step 4: Simplify right side
    168,387.72x = 14,164,853,610.40
  5. Step 5: Solve for x
    x = 14,164,853,610.40/168,387.72
  6. Step 6: Final answer
    x = 84,120.47

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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.