Home / 97,219.36-146,354.26-87,443.22

Finding the Fourth Proportional to 97,219.36, 146,354.26 and 87,443.22

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Solution

The fourth proportional to 97,219.36, 146,354.26 and 87,443.22 is: 131,637.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,219.36 : 146,354.26 = 87,443.22 : x
  2. Step 2: Convert to fraction form
    97,219.36/146,354.26 = 87,443.22/x
  3. Step 3: Cross multiply
    97,219.36x = 146,354.26 × 87,443.22
  4. Step 4: Simplify right side
    97,219.36x = 12,797,687,023.35
  5. Step 5: Solve for x
    x = 12,797,687,023.35/97,219.36
  6. Step 6: Final answer
    x = 131,637.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.