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Finding the Fourth Proportional to 174,510.69, 261,817.61 and 56,179.14

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Solution

The fourth proportional to 174,510.69, 261,817.61 and 56,179.14 is: 84,285.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,510.69 : 261,817.61 = 56,179.14 : x
  2. Step 2: Convert to fraction form
    174,510.69/261,817.61 = 56,179.14/x
  3. Step 3: Cross multiply
    174,510.69x = 261,817.61 × 56,179.14
  4. Step 4: Simplify right side
    174,510.69x = 14,708,687,885.76
  5. Step 5: Solve for x
    x = 14,708,687,885.76/174,510.69
  6. Step 6: Final answer
    x = 84,285.31

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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.