Home / 119,223.87-164,528.90-65,512.37

Finding the Fourth Proportional to 119,223.87, 164,528.90 and 65,512.37

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Solution

The fourth proportional to 119,223.87, 164,528.90 and 65,512.37 is: 90,407.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,223.87 : 164,528.90 = 65,512.37 : x
  2. Step 2: Convert to fraction form
    119,223.87/164,528.90 = 65,512.37/x
  3. Step 3: Cross multiply
    119,223.87x = 164,528.90 × 65,512.37
  4. Step 4: Simplify right side
    119,223.87x = 10,778,677,349.85
  5. Step 5: Solve for x
    x = 10,778,677,349.85/119,223.87
  6. Step 6: Final answer
    x = 90,407.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.