Home / 76,248.81-114,370.11-36,287.19

Finding the Fourth Proportional to 76,248.81, 114,370.11 and 36,287.19

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Solution

The fourth proportional to 76,248.81, 114,370.11 and 36,287.19 is: 54,429.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,248.81 : 114,370.11 = 36,287.19 : x
  2. Step 2: Convert to fraction form
    76,248.81/114,370.11 = 36,287.19/x
  3. Step 3: Cross multiply
    76,248.81x = 114,370.11 × 36,287.19
  4. Step 4: Simplify right side
    76,248.81x = 4,150,169,911.89
  5. Step 5: Solve for x
    x = 4,150,169,911.89/76,248.81
  6. Step 6: Final answer
    x = 54,429.31

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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.