Home / 295,277.10-442,915.65-82,044.60

Finding the Fourth Proportional to 295,277.10, 442,915.65 and 82,044.60

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Solution

The fourth proportional to 295,277.10, 442,915.65 and 82,044.60 is: 123,066.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,277.10 : 442,915.65 = 82,044.60 : x
  2. Step 2: Convert to fraction form
    295,277.10/442,915.65 = 82,044.60/x
  3. Step 3: Cross multiply
    295,277.10x = 442,915.65 × 82,044.60
  4. Step 4: Simplify right side
    295,277.10x = 36,338,837,337.99
  5. Step 5: Solve for x
    x = 36,338,837,337.99/295,277.10
  6. Step 6: Final answer
    x = 123,066.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.