Home / 132,445.44-182,776.98-72,016.49

Finding the Fourth Proportional to 132,445.44, 182,776.98 and 72,016.49

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Solution

The fourth proportional to 132,445.44, 182,776.98 and 72,016.49 is: 99,383.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,445.44 : 182,776.98 = 72,016.49 : x
  2. Step 2: Convert to fraction form
    132,445.44/182,776.98 = 72,016.49/x
  3. Step 3: Cross multiply
    132,445.44x = 182,776.98 × 72,016.49
  4. Step 4: Simplify right side
    132,445.44x = 13,162,956,552.40
  5. Step 5: Solve for x
    x = 13,162,956,552.40/132,445.44
  6. Step 6: Final answer
    x = 99,383.99

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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.