Home / 242,719.55-364,241.28-84,948.02

Finding the Fourth Proportional to 242,719.55, 364,241.28 and 84,948.02

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Solution

The fourth proportional to 242,719.55, 364,241.28 and 84,948.02 is: 127,478.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,719.55 : 364,241.28 = 84,948.02 : x
  2. Step 2: Convert to fraction form
    242,719.55/364,241.28 = 84,948.02/x
  3. Step 3: Cross multiply
    242,719.55x = 364,241.28 × 84,948.02
  4. Step 4: Simplify right side
    242,719.55x = 30,941,575,538.27
  5. Step 5: Solve for x
    x = 30,941,575,538.27/242,719.55
  6. Step 6: Final answer
    x = 127,478.71

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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.