Home / 124,633.08-171,746.46-88,759.80

Finding the Fourth Proportional to 124,633.08, 171,746.46 and 88,759.80

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Solution

The fourth proportional to 124,633.08, 171,746.46 and 88,759.80 is: 122,312.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,633.08 : 171,746.46 = 88,759.80 : x
  2. Step 2: Convert to fraction form
    124,633.08/171,746.46 = 88,759.80/x
  3. Step 3: Cross multiply
    124,633.08x = 171,746.46 × 88,759.80
  4. Step 4: Simplify right side
    124,633.08x = 15,244,181,440.31
  5. Step 5: Solve for x
    x = 15,244,181,440.31/124,633.08
  6. Step 6: Final answer
    x = 122,312.48

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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.