Home / 122,895.47-169,593.86-69,180.32

Finding the Fourth Proportional to 122,895.47, 169,593.86 and 69,180.32

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Solution

The fourth proportional to 122,895.47, 169,593.86 and 69,180.32 is: 95,467.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,895.47 : 169,593.86 = 69,180.32 : x
  2. Step 2: Convert to fraction form
    122,895.47/169,593.86 = 69,180.32/x
  3. Step 3: Cross multiply
    122,895.47x = 169,593.86 × 69,180.32
  4. Step 4: Simplify right side
    122,895.47x = 11,732,556,310.96
  5. Step 5: Solve for x
    x = 11,732,556,310.96/122,895.47
  6. Step 6: Final answer
    x = 95,467.77

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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.