Home / 122,779.64-169,387.94-69,052.34

Finding the Fourth Proportional to 122,779.64, 169,387.94 and 69,052.34

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Solution

The fourth proportional to 122,779.64, 169,387.94 and 69,052.34 is: 95,265.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,779.64 : 169,387.94 = 69,052.34 : x
  2. Step 2: Convert to fraction form
    122,779.64/169,387.94 = 69,052.34/x
  3. Step 3: Cross multiply
    122,779.64x = 169,387.94 × 69,052.34
  4. Step 4: Simplify right side
    122,779.64x = 11,696,633,624.78
  5. Step 5: Solve for x
    x = 11,696,633,624.78/122,779.64
  6. Step 6: Final answer
    x = 95,265.25

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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.