Home / 122,284.62-168,675.09-88,342.98

Finding the Fourth Proportional to 122,284.62, 168,675.09 and 88,342.98

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Solution

The fourth proportional to 122,284.62, 168,675.09 and 88,342.98 is: 121,857.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,284.62 : 168,675.09 = 88,342.98 : x
  2. Step 2: Convert to fraction form
    122,284.62/168,675.09 = 88,342.98/x
  3. Step 3: Cross multiply
    122,284.62x = 168,675.09 × 88,342.98
  4. Step 4: Simplify right side
    122,284.62x = 14,901,260,102.37
  5. Step 5: Solve for x
    x = 14,901,260,102.37/122,284.62
  6. Step 6: Final answer
    x = 121,857.19

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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.