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Finding the Fourth Proportional to 246,866.94, 370,354.68 and 76,089.78

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Solution

The fourth proportional to 246,866.94, 370,354.68 and 76,089.78 is: 114,151.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,866.94 : 370,354.68 = 76,089.78 : x
  2. Step 2: Convert to fraction form
    246,866.94/370,354.68 = 76,089.78/x
  3. Step 3: Cross multiply
    246,866.94x = 370,354.68 × 76,089.78
  4. Step 4: Simplify right side
    246,866.94x = 28,180,206,123.17
  5. Step 5: Solve for x
    x = 28,180,206,123.17/246,866.94
  6. Step 6: Final answer
    x = 114,151.40

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1.5x scale

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.