Home / 85,335.38-117,761.99-47,095.28

Finding the Fourth Proportional to 85,335.38, 117,761.99 and 47,095.28

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Solution

The fourth proportional to 85,335.38, 117,761.99 and 47,095.28 is: 64,991.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,335.38 : 117,761.99 = 47,095.28 : x
  2. Step 2: Convert to fraction form
    85,335.38/117,761.99 = 47,095.28/x
  3. Step 3: Cross multiply
    85,335.38x = 117,761.99 × 47,095.28
  4. Step 4: Simplify right side
    85,335.38x = 5,546,033,068.12
  5. Step 5: Solve for x
    x = 5,546,033,068.12/85,335.38
  6. Step 6: Final answer
    x = 64,991.02

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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.