Home / 116,520.08-174,669.38-74,281.62

Finding the Fourth Proportional to 116,520.08, 174,669.38 and 74,281.62

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Solution

The fourth proportional to 116,520.08, 174,669.38 and 74,281.62 is: 111,351.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,520.08 : 174,669.38 = 74,281.62 : x
  2. Step 2: Convert to fraction form
    116,520.08/174,669.38 = 74,281.62/x
  3. Step 3: Cross multiply
    116,520.08x = 174,669.38 × 74,281.62
  4. Step 4: Simplify right side
    116,520.08x = 12,974,724,510.80
  5. Step 5: Solve for x
    x = 12,974,724,510.80/116,520.08
  6. Step 6: Final answer
    x = 111,351.83

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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.