Home / 191,330.16-264,046.68-106,446.48

Finding the Fourth Proportional to 191,330.16, 264,046.68 and 106,446.48

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Solution

The fourth proportional to 191,330.16, 264,046.68 and 106,446.48 is: 146,902.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,330.16 : 264,046.68 = 106,446.48 : x
  2. Step 2: Convert to fraction form
    191,330.16/264,046.68 = 106,446.48/x
  3. Step 3: Cross multiply
    191,330.16x = 264,046.68 × 106,446.48
  4. Step 4: Simplify right side
    191,330.16x = 28,106,839,641.69
  5. Step 5: Solve for x
    x = 28,106,839,641.69/191,330.16
  6. Step 6: Final answer
    x = 146,902.30

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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.