Home / 161,936.60-242,898.02-55,330.12

Finding the Fourth Proportional to 161,936.60, 242,898.02 and 55,330.12

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Solution

The fourth proportional to 161,936.60, 242,898.02 and 55,330.12 is: 82,992.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,936.60 : 242,898.02 = 55,330.12 : x
  2. Step 2: Convert to fraction form
    161,936.60/242,898.02 = 55,330.12/x
  3. Step 3: Cross multiply
    161,936.60x = 242,898.02 × 55,330.12
  4. Step 4: Simplify right side
    161,936.60x = 13,439,575,710.47
  5. Step 5: Solve for x
    x = 13,439,575,710.47/161,936.60
  6. Step 6: Final answer
    x = 82,992.82

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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.