Home / 84,977.11-117,263.59-47,250.55

Finding the Fourth Proportional to 84,977.11, 117,263.59 and 47,250.55

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Solution

The fourth proportional to 84,977.11, 117,263.59 and 47,250.55 is: 65,203.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,977.11 : 117,263.59 = 47,250.55 : x
  2. Step 2: Convert to fraction form
    84,977.11/117,263.59 = 47,250.55/x
  3. Step 3: Cross multiply
    84,977.11x = 117,263.59 × 47,250.55
  4. Step 4: Simplify right side
    84,977.11x = 5,540,769,122.47
  5. Step 5: Solve for x
    x = 5,540,769,122.47/84,977.11
  6. Step 6: Final answer
    x = 65,203.08

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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.