Home / 164,020.95-246,031.32-126,635.60

Finding the Fourth Proportional to 164,020.95, 246,031.32 and 126,635.60

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Solution

The fourth proportional to 164,020.95, 246,031.32 and 126,635.60 is: 189,953.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,020.95 : 246,031.32 = 126,635.60 : x
  2. Step 2: Convert to fraction form
    164,020.95/246,031.32 = 126,635.60/x
  3. Step 3: Cross multiply
    164,020.95x = 246,031.32 × 126,635.60
  4. Step 4: Simplify right side
    164,020.95x = 31,156,324,916.95
  5. Step 5: Solve for x
    x = 31,156,324,916.95/164,020.95
  6. Step 6: Final answer
    x = 189,953.33

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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.