Home / 146,916.48-202,746.08-79,848.64

Finding the Fourth Proportional to 146,916.48, 202,746.08 and 79,848.64

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Solution

The fourth proportional to 146,916.48, 202,746.08 and 79,848.64 is: 110,191.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,916.48 : 202,746.08 = 79,848.64 : x
  2. Step 2: Convert to fraction form
    146,916.48/202,746.08 = 79,848.64/x
  3. Step 3: Cross multiply
    146,916.48x = 202,746.08 × 79,848.64
  4. Step 4: Simplify right side
    146,916.48x = 16,188,998,753.33
  5. Step 5: Solve for x
    x = 16,188,998,753.33/146,916.48
  6. Step 6: Final answer
    x = 110,191.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.