Home / 174,135.45-261,033.57-89,990.58

Finding the Fourth Proportional to 174,135.45, 261,033.57 and 89,990.58

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Solution

The fourth proportional to 174,135.45, 261,033.57 and 89,990.58 is: 134,898.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,135.45 : 261,033.57 = 89,990.58 : x
  2. Step 2: Convert to fraction form
    174,135.45/261,033.57 = 89,990.58/x
  3. Step 3: Cross multiply
    174,135.45x = 261,033.57 × 89,990.58
  4. Step 4: Simplify right side
    174,135.45x = 23,490,562,363.77
  5. Step 5: Solve for x
    x = 23,490,562,363.77/174,135.45
  6. Step 6: Final answer
    x = 134,898.22

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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.