Home / 109,432.40-164,148.60-96,310.40

Finding the Fourth Proportional to 109,432.40, 164,148.60 and 96,310.40

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Solution

The fourth proportional to 109,432.40, 164,148.60 and 96,310.40 is: 144,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,432.40 : 164,148.60 = 96,310.40 : x
  2. Step 2: Convert to fraction form
    109,432.40/164,148.60 = 96,310.40/x
  3. Step 3: Cross multiply
    109,432.40x = 164,148.60 × 96,310.40
  4. Step 4: Simplify right side
    109,432.40x = 15,809,217,325.44
  5. Step 5: Solve for x
    x = 15,809,217,325.44/109,432.40
  6. Step 6: Final answer
    x = 144,465.60

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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.