Home / 97,864.08-146,739.83-52,215.72

Finding the Fourth Proportional to 97,864.08, 146,739.83 and 52,215.72

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Solution

The fourth proportional to 97,864.08, 146,739.83 and 52,215.72 is: 78,293.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,864.08 : 146,739.83 = 52,215.72 : x
  2. Step 2: Convert to fraction form
    97,864.08/146,739.83 = 52,215.72/x
  3. Step 3: Cross multiply
    97,864.08x = 146,739.83 × 52,215.72
  4. Step 4: Simplify right side
    97,864.08x = 7,662,125,615.05
  5. Step 5: Solve for x
    x = 7,662,125,615.05/97,864.08
  6. Step 6: Final answer
    x = 78,293.54

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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.