Home / 146,916.92-220,375.38-96,985.32

Finding the Fourth Proportional to 146,916.92, 220,375.38 and 96,985.32

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Solution

The fourth proportional to 146,916.92, 220,375.38 and 96,985.32 is: 145,477.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,916.92 : 220,375.38 = 96,985.32 : x
  2. Step 2: Convert to fraction form
    146,916.92/220,375.38 = 96,985.32/x
  3. Step 3: Cross multiply
    146,916.92x = 220,375.38 × 96,985.32
  4. Step 4: Simplify right side
    146,916.92x = 21,373,176,749.42
  5. Step 5: Solve for x
    x = 21,373,176,749.42/146,916.92
  6. Step 6: Final answer
    x = 145,477.98

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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.