Home / 122,927.04-169,609.14-75,162.96

Finding the Fourth Proportional to 122,927.04, 169,609.14 and 75,162.96

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Solution

The fourth proportional to 122,927.04, 169,609.14 and 75,162.96 is: 103,706.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,927.04 : 169,609.14 = 75,162.96 : x
  2. Step 2: Convert to fraction form
    122,927.04/169,609.14 = 75,162.96/x
  3. Step 3: Cross multiply
    122,927.04x = 169,609.14 × 75,162.96
  4. Step 4: Simplify right side
    122,927.04x = 12,748,325,005.45
  5. Step 5: Solve for x
    x = 12,748,325,005.45/122,927.04
  6. Step 6: Final answer
    x = 103,706.43

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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.