Home / 67,030.31-100,545.77-22,657.30

Finding the Fourth Proportional to 67,030.31, 100,545.77 and 22,657.30

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Solution

The fourth proportional to 67,030.31, 100,545.77 and 22,657.30 is: 33,986.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,030.31 : 100,545.77 = 22,657.30 : x
  2. Step 2: Convert to fraction form
    67,030.31/100,545.77 = 22,657.30/x
  3. Step 3: Cross multiply
    67,030.31x = 100,545.77 × 22,657.30
  4. Step 4: Simplify right side
    67,030.31x = 2,278,095,674.62
  5. Step 5: Solve for x
    x = 2,278,095,674.62/67,030.31
  6. Step 6: Final answer
    x = 33,986.05

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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.