Home / 85,828.35-118,419.36-49,527.27

Finding the Fourth Proportional to 85,828.35, 118,419.36 and 49,527.27

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Solution

The fourth proportional to 85,828.35, 118,419.36 and 49,527.27 is: 68,333.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,828.35 : 118,419.36 = 49,527.27 : x
  2. Step 2: Convert to fraction form
    85,828.35/118,419.36 = 49,527.27/x
  3. Step 3: Cross multiply
    85,828.35x = 118,419.36 × 49,527.27
  4. Step 4: Simplify right side
    85,828.35x = 5,864,987,801.67
  5. Step 5: Solve for x
    x = 5,864,987,801.67/85,828.35
  6. Step 6: Final answer
    x = 68,333.92

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1.5x scale

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.