Home / 161,566.72-242,319.36-54,955.52

Finding the Fourth Proportional to 161,566.72, 242,319.36 and 54,955.52

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Solution

The fourth proportional to 161,566.72, 242,319.36 and 54,955.52 is: 82,422.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,566.72 : 242,319.36 = 54,955.52 : x
  2. Step 2: Convert to fraction form
    161,566.72/242,319.36 = 54,955.52/x
  3. Step 3: Cross multiply
    161,566.72x = 242,319.36 × 54,955.52
  4. Step 4: Simplify right side
    161,566.72x = 13,316,786,434.87
  5. Step 5: Solve for x
    x = 13,316,786,434.87/161,566.72
  6. Step 6: Final answer
    x = 82,422.83

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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.