Home / 176,339.28-243,370.44-109,281.36

Finding the Fourth Proportional to 176,339.28, 243,370.44 and 109,281.36

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Solution

The fourth proportional to 176,339.28, 243,370.44 and 109,281.36 is: 150,822.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,339.28 : 243,370.44 = 109,281.36 : x
  2. Step 2: Convert to fraction form
    176,339.28/243,370.44 = 109,281.36/x
  3. Step 3: Cross multiply
    176,339.28x = 243,370.44 × 109,281.36
  4. Step 4: Simplify right side
    176,339.28x = 26,595,852,667.00
  5. Step 5: Solve for x
    x = 26,595,852,667.00/176,339.28
  6. Step 6: Final answer
    x = 150,822.06

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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.