Home / 122,736.04-169,381.86-69,037.96

Finding the Fourth Proportional to 122,736.04, 169,381.86 and 69,037.96

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Solution

The fourth proportional to 122,736.04, 169,381.86 and 69,037.96 is: 95,275.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,736.04 : 169,381.86 = 69,037.96 : x
  2. Step 2: Convert to fraction form
    122,736.04/169,381.86 = 69,037.96/x
  3. Step 3: Cross multiply
    122,736.04x = 169,381.86 × 69,037.96
  4. Step 4: Simplify right side
    122,736.04x = 11,693,778,075.41
  5. Step 5: Solve for x
    x = 11,693,778,075.41/122,736.04
  6. Step 6: Final answer
    x = 95,275.83

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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.