Home / 122,722.42-169,353.58-69,006.06

Finding the Fourth Proportional to 122,722.42, 169,353.58 and 69,006.06

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Solution

The fourth proportional to 122,722.42, 169,353.58 and 69,006.06 is: 95,226.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,722.42 : 169,353.58 = 69,006.06 : x
  2. Step 2: Convert to fraction form
    122,722.42/169,353.58 = 69,006.06/x
  3. Step 3: Cross multiply
    122,722.42x = 169,353.58 × 69,006.06
  4. Step 4: Simplify right side
    122,722.42x = 11,686,423,302.69
  5. Step 5: Solve for x
    x = 11,686,423,302.69/122,722.42
  6. Step 6: Final answer
    x = 95,226.47

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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.