Home / 56,318.90-77,707.68-33,654.50

Finding the Fourth Proportional to 56,318.90, 77,707.68 and 33,654.50

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Solution

The fourth proportional to 56,318.90, 77,707.68 and 33,654.50 is: 46,435.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,318.90 : 77,707.68 = 33,654.50 : x
  2. Step 2: Convert to fraction form
    56,318.90/77,707.68 = 33,654.50/x
  3. Step 3: Cross multiply
    56,318.90x = 77,707.68 × 33,654.50
  4. Step 4: Simplify right side
    56,318.90x = 2,615,213,116.56
  5. Step 5: Solve for x
    x = 2,615,213,116.56/56,318.90
  6. Step 6: Final answer
    x = 46,435.80

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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.