Home / 97,818.20-146,508.60-51,016.40

Finding the Fourth Proportional to 97,818.20, 146,508.60 and 51,016.40

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Solution

The fourth proportional to 97,818.20, 146,508.60 and 51,016.40 is: 76,410.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,818.20 : 146,508.60 = 51,016.40 : x
  2. Step 2: Convert to fraction form
    97,818.20/146,508.60 = 51,016.40/x
  3. Step 3: Cross multiply
    97,818.20x = 146,508.60 × 51,016.40
  4. Step 4: Simplify right side
    97,818.20x = 7,474,341,341.04
  5. Step 5: Solve for x
    x = 7,474,341,341.04/97,818.20
  6. Step 6: Final answer
    x = 76,410.54

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1.5x scale

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.