Home / 132,299.10-182,567.52-78,582.70

Finding the Fourth Proportional to 132,299.10, 182,567.52 and 78,582.70

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Solution

The fourth proportional to 132,299.10, 182,567.52 and 78,582.70 is: 108,441.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,299.10 : 182,567.52 = 78,582.70 : x
  2. Step 2: Convert to fraction form
    132,299.10/182,567.52 = 78,582.70/x
  3. Step 3: Cross multiply
    132,299.10x = 182,567.52 × 78,582.70
  4. Step 4: Simplify right side
    132,299.10x = 14,346,648,653.90
  5. Step 5: Solve for x
    x = 14,346,648,653.90/132,299.10
  6. Step 6: Final answer
    x = 108,441.01

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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.