Home / 132,006.40-197,847.60-89,886.40

Finding the Fourth Proportional to 132,006.40, 197,847.60 and 89,886.40

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Solution

The fourth proportional to 132,006.40, 197,847.60 and 89,886.40 is: 134,719.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,006.40 : 197,847.60 = 89,886.40 : x
  2. Step 2: Convert to fraction form
    132,006.40/197,847.60 = 89,886.40/x
  3. Step 3: Cross multiply
    132,006.40x = 197,847.60 × 89,886.40
  4. Step 4: Simplify right side
    132,006.40x = 17,783,808,512.64
  5. Step 5: Solve for x
    x = 17,783,808,512.64/132,006.40
  6. Step 6: Final answer
    x = 134,719.29

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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.