Home / 161,576.78-242,475.84-56,395.73

Finding the Fourth Proportional to 161,576.78, 242,475.84 and 56,395.73

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Solution

The fourth proportional to 161,576.78, 242,475.84 and 56,395.73 is: 84,632.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,576.78 : 242,475.84 = 56,395.73 : x
  2. Step 2: Convert to fraction form
    161,576.78/242,475.84 = 56,395.73/x
  3. Step 3: Cross multiply
    161,576.78x = 242,475.84 × 56,395.73
  4. Step 4: Simplify right side
    161,576.78x = 13,674,602,610.35
  5. Step 5: Solve for x
    x = 13,674,602,610.35/161,576.78
  6. Step 6: Final answer
    x = 84,632.23

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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.