Home / 242,155.17-334,174.31-134,725.27

Finding the Fourth Proportional to 242,155.17, 334,174.31 and 134,725.27

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Solution

The fourth proportional to 242,155.17, 334,174.31 and 134,725.27 is: 185,920.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,155.17 : 334,174.31 = 134,725.27 : x
  2. Step 2: Convert to fraction form
    242,155.17/334,174.31 = 134,725.27/x
  3. Step 3: Cross multiply
    242,155.17x = 334,174.31 × 134,725.27
  4. Step 4: Simplify right side
    242,155.17x = 45,021,724,141.81
  5. Step 5: Solve for x
    x = 45,021,724,141.81/242,155.17
  6. Step 6: Final answer
    x = 185,920.97

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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.