Home / 85,527.32-118,022.61-47,284.58

Finding the Fourth Proportional to 85,527.32, 118,022.61 and 47,284.58

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Solution

The fourth proportional to 85,527.32, 118,022.61 and 47,284.58 is: 65,249.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,527.32 : 118,022.61 = 47,284.58 : x
  2. Step 2: Convert to fraction form
    85,527.32/118,022.61 = 47,284.58/x
  3. Step 3: Cross multiply
    85,527.32x = 118,022.61 × 47,284.58
  4. Step 4: Simplify right side
    85,527.32x = 5,580,648,954.24
  5. Step 5: Solve for x
    x = 5,580,648,954.24/85,527.32
  6. Step 6: Final answer
    x = 65,249.90

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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.