Home / 122,771.66-169,423.25-69,056.69

Finding the Fourth Proportional to 122,771.66, 169,423.25 and 69,056.69

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Solution

The fourth proportional to 122,771.66, 169,423.25 and 69,056.69 is: 95,297.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,771.66 : 169,423.25 = 69,056.69 : x
  2. Step 2: Convert to fraction form
    122,771.66/169,423.25 = 69,056.69/x
  3. Step 3: Cross multiply
    122,771.66x = 169,423.25 × 69,056.69
  4. Step 4: Simplify right side
    122,771.66x = 11,699,807,661.64
  5. Step 5: Solve for x
    x = 11,699,807,661.64/122,771.66
  6. Step 6: Final answer
    x = 95,297.30

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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.