Home / 84,895.83-117,156.27-47,170.08

Finding the Fourth Proportional to 84,895.83, 117,156.27 and 47,170.08

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Solution

The fourth proportional to 84,895.83, 117,156.27 and 47,170.08 is: 65,094.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,895.83 : 117,156.27 = 47,170.08 : x
  2. Step 2: Convert to fraction form
    84,895.83/117,156.27 = 47,170.08/x
  3. Step 3: Cross multiply
    84,895.83x = 117,156.27 × 47,170.08
  4. Step 4: Simplify right side
    84,895.83x = 5,526,270,628.40
  5. Step 5: Solve for x
    x = 5,526,270,628.40/84,895.83
  6. Step 6: Final answer
    x = 65,094.72

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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.