Home / 122,863.84-169,560.96-69,154.24

Finding the Fourth Proportional to 122,863.84, 169,560.96 and 69,154.24

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Solution

The fourth proportional to 122,863.84, 169,560.96 and 69,154.24 is: 95,437.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,863.84 : 169,560.96 = 69,154.24 : x
  2. Step 2: Convert to fraction form
    122,863.84/169,560.96 = 69,154.24/x
  3. Step 3: Cross multiply
    122,863.84x = 169,560.96 × 69,154.24
  4. Step 4: Simplify right side
    122,863.84x = 11,725,859,322.47
  5. Step 5: Solve for x
    x = 11,725,859,322.47/122,863.84
  6. Step 6: Final answer
    x = 95,437.84

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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.