Home / 164,738.81-246,826.10-89,911.45

Finding the Fourth Proportional to 164,738.81, 246,826.10 and 89,911.45

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Solution

The fourth proportional to 164,738.81, 246,826.10 and 89,911.45 is: 134,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,738.81 : 246,826.10 = 89,911.45 : x
  2. Step 2: Convert to fraction form
    164,738.81/246,826.10 = 89,911.45/x
  3. Step 3: Cross multiply
    164,738.81x = 246,826.10 × 89,911.45
  4. Step 4: Simplify right side
    164,738.81x = 22,192,493,082.16
  5. Step 5: Solve for x
    x = 22,192,493,082.16/164,738.81
  6. Step 6: Final answer
    x = 134,713.20

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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.