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Finding the Fourth Proportional to 124,525.96, 171,860.16 and 69,340.84

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Solution

The fourth proportional to 124,525.96, 171,860.16 and 69,340.84 is: 95,698.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,525.96 : 171,860.16 = 69,340.84 : x
  2. Step 2: Convert to fraction form
    124,525.96/171,860.16 = 69,340.84/x
  3. Step 3: Cross multiply
    124,525.96x = 171,860.16 × 69,340.84
  4. Step 4: Simplify right side
    124,525.96x = 11,916,927,856.93
  5. Step 5: Solve for x
    x = 11,916,927,856.93/124,525.96
  6. Step 6: Final answer
    x = 95,698.34

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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.