Home / 132,368.67-182,673.18-77,910.98

Finding the Fourth Proportional to 132,368.67, 182,673.18 and 77,910.98

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Solution

The fourth proportional to 132,368.67, 182,673.18 and 77,910.98 is: 107,519.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,368.67 : 182,673.18 = 77,910.98 : x
  2. Step 2: Convert to fraction form
    132,368.67/182,673.18 = 77,910.98/x
  3. Step 3: Cross multiply
    132,368.67x = 182,673.18 × 77,910.98
  4. Step 4: Simplify right side
    132,368.67x = 14,232,245,560.15
  5. Step 5: Solve for x
    x = 14,232,245,560.15/132,368.67
  6. Step 6: Final answer
    x = 107,519.74

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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.