Home / 110,686.26-152,746.32-62,939.64

Finding the Fourth Proportional to 110,686.26, 152,746.32 and 62,939.64

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Solution

The fourth proportional to 110,686.26, 152,746.32 and 62,939.64 is: 86,856.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,686.26 : 152,746.32 = 62,939.64 : x
  2. Step 2: Convert to fraction form
    110,686.26/152,746.32 = 62,939.64/x
  3. Step 3: Cross multiply
    110,686.26x = 152,746.32 × 62,939.64
  4. Step 4: Simplify right side
    110,686.26x = 9,613,798,392.12
  5. Step 5: Solve for x
    x = 9,613,798,392.12/110,686.26
  6. Step 6: Final answer
    x = 86,856.29

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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.