Home / 134,695.20-202,431.60-132,362.40

Finding the Fourth Proportional to 134,695.20, 202,431.60 and 132,362.40

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Solution

The fourth proportional to 134,695.20, 202,431.60 and 132,362.40 is: 198,925.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,695.20 : 202,431.60 = 132,362.40 : x
  2. Step 2: Convert to fraction form
    134,695.20/202,431.60 = 132,362.40/x
  3. Step 3: Cross multiply
    134,695.20x = 202,431.60 × 132,362.40
  4. Step 4: Simplify right side
    134,695.20x = 26,794,332,411.84
  5. Step 5: Solve for x
    x = 26,794,332,411.84/134,695.20
  6. Step 6: Final answer
    x = 198,925.67

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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.