Home / 176,298.14-243,231.36-112,672.64

Finding the Fourth Proportional to 176,298.14, 243,231.36 and 112,672.64

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Solution

The fourth proportional to 176,298.14, 243,231.36 and 112,672.64 is: 155,449.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,298.14 : 243,231.36 = 112,672.64 : x
  2. Step 2: Convert to fraction form
    176,298.14/243,231.36 = 112,672.64/x
  3. Step 3: Cross multiply
    176,298.14x = 243,231.36 × 112,672.64
  4. Step 4: Simplify right side
    176,298.14x = 27,405,519,647.55
  5. Step 5: Solve for x
    x = 27,405,519,647.55/176,298.14
  6. Step 6: Final answer
    x = 155,449.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.