Home / 186,130.52-279,226.94-146,147.91

Finding the Fourth Proportional to 186,130.52, 279,226.94 and 146,147.91

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Solution

The fourth proportional to 186,130.52, 279,226.94 and 146,147.91 is: 219,246.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,130.52 : 279,226.94 = 146,147.91 : x
  2. Step 2: Convert to fraction form
    186,130.52/279,226.94 = 146,147.91/x
  3. Step 3: Cross multiply
    186,130.52x = 279,226.94 × 146,147.91
  4. Step 4: Simplify right side
    186,130.52x = 40,808,432,965.96
  5. Step 5: Solve for x
    x = 40,808,432,965.96/186,130.52
  6. Step 6: Final answer
    x = 219,246.33

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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.