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Finding the Fourth Proportional to 249,198.30, 373,351.95 and 151,647.30

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Solution

The fourth proportional to 249,198.30, 373,351.95 and 151,647.30 is: 227,199.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,198.30 : 373,351.95 = 151,647.30 : x
  2. Step 2: Convert to fraction form
    249,198.30/373,351.95 = 151,647.30/x
  3. Step 3: Cross multiply
    249,198.30x = 373,351.95 × 151,647.30
  4. Step 4: Simplify right side
    249,198.30x = 56,617,815,167.24
  5. Step 5: Solve for x
    x = 56,617,815,167.24/249,198.30
  6. Step 6: Final answer
    x = 227,199.85

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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.