Home / 110,863.22-153,018.59-63,144.77

Finding the Fourth Proportional to 110,863.22, 153,018.59 and 63,144.77

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Solution

The fourth proportional to 110,863.22, 153,018.59 and 63,144.77 is: 87,155.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,863.22 : 153,018.59 = 63,144.77 : x
  2. Step 2: Convert to fraction form
    110,863.22/153,018.59 = 63,144.77/x
  3. Step 3: Cross multiply
    110,863.22x = 153,018.59 × 63,144.77
  4. Step 4: Simplify right side
    110,863.22x = 9,662,322,590.46
  5. Step 5: Solve for x
    x = 9,662,322,590.46/110,863.22
  6. Step 6: Final answer
    x = 87,155.35

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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.