Home / 85,496.08-117,986.52-47,770.24

Finding the Fourth Proportional to 85,496.08, 117,986.52 and 47,770.24

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Solution

The fourth proportional to 85,496.08, 117,986.52 and 47,770.24 is: 65,924.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,496.08 : 117,986.52 = 47,770.24 : x
  2. Step 2: Convert to fraction form
    85,496.08/117,986.52 = 47,770.24/x
  3. Step 3: Cross multiply
    85,496.08x = 117,986.52 × 47,770.24
  4. Step 4: Simplify right side
    85,496.08x = 5,636,244,377.16
  5. Step 5: Solve for x
    x = 5,636,244,377.16/85,496.08
  6. Step 6: Final answer
    x = 65,924.01

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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.