Home / 76,140.61-114,206.05-23,545.69

Finding the Fourth Proportional to 76,140.61, 114,206.05 and 23,545.69

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Solution

The fourth proportional to 76,140.61, 114,206.05 and 23,545.69 is: 35,317.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,140.61 : 114,206.05 = 23,545.69 : x
  2. Step 2: Convert to fraction form
    76,140.61/114,206.05 = 23,545.69/x
  3. Step 3: Cross multiply
    76,140.61x = 114,206.05 × 23,545.69
  4. Step 4: Simplify right side
    76,140.61x = 2,689,059,993.34
  5. Step 5: Solve for x
    x = 2,689,059,993.34/76,140.61
  6. Step 6: Final answer
    x = 35,317.03

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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.