Home / 85,160.43-117,521.51-46,398.06

Finding the Fourth Proportional to 85,160.43, 117,521.51 and 46,398.06

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Solution

The fourth proportional to 85,160.43, 117,521.51 and 46,398.06 is: 64,029.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,160.43 : 117,521.51 = 46,398.06 : x
  2. Step 2: Convert to fraction form
    85,160.43/117,521.51 = 46,398.06/x
  3. Step 3: Cross multiply
    85,160.43x = 117,521.51 × 46,398.06
  4. Step 4: Simplify right side
    85,160.43x = 5,452,769,840.28
  5. Step 5: Solve for x
    x = 5,452,769,840.28/85,160.43
  6. Step 6: Final answer
    x = 64,029.38

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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.