Home / 85,824.09-118,437.39-48,098.34

Finding the Fourth Proportional to 85,824.09, 118,437.39 and 48,098.34

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Solution

The fourth proportional to 85,824.09, 118,437.39 and 48,098.34 is: 66,375.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,824.09 : 118,437.39 = 48,098.34 : x
  2. Step 2: Convert to fraction form
    85,824.09/118,437.39 = 48,098.34/x
  3. Step 3: Cross multiply
    85,824.09x = 118,437.39 × 48,098.34
  4. Step 4: Simplify right side
    85,824.09x = 5,696,641,852.93
  5. Step 5: Solve for x
    x = 5,696,641,852.93/85,824.09
  6. Step 6: Final answer
    x = 66,375.79

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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.