Home / 132,440.22-182,768.25-72,011.46

Finding the Fourth Proportional to 132,440.22, 182,768.25 and 72,011.46

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Solution

The fourth proportional to 132,440.22, 182,768.25 and 72,011.46 is: 99,376.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,440.22 : 182,768.25 = 72,011.46 : x
  2. Step 2: Convert to fraction form
    132,440.22/182,768.25 = 72,011.46/x
  3. Step 3: Cross multiply
    132,440.22x = 182,768.25 × 72,011.46
  4. Step 4: Simplify right side
    132,440.22x = 13,161,408,524.15
  5. Step 5: Solve for x
    x = 13,161,408,524.15/132,440.22
  6. Step 6: Final answer
    x = 99,376.22

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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.