Home / 132,448.06-182,777.34-72,018.64

Finding the Fourth Proportional to 132,448.06, 182,777.34 and 72,018.64

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Solution

The fourth proportional to 132,448.06, 182,777.34 and 72,018.64 is: 99,385.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,448.06 : 182,777.34 = 72,018.64 : x
  2. Step 2: Convert to fraction form
    132,448.06/182,777.34 = 72,018.64/x
  3. Step 3: Cross multiply
    132,448.06x = 182,777.34 × 72,018.64
  4. Step 4: Simplify right side
    132,448.06x = 13,163,375,449.62
  5. Step 5: Solve for x
    x = 13,163,375,449.62/132,448.06
  6. Step 6: Final answer
    x = 99,385.19

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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.