Home / 146,920.83-202,834.01-112,400.62

Finding the Fourth Proportional to 146,920.83, 202,834.01 and 112,400.62

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Solution

The fourth proportional to 146,920.83, 202,834.01 and 112,400.62 is: 155,176.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,920.83 : 202,834.01 = 112,400.62 : x
  2. Step 2: Convert to fraction form
    146,920.83/202,834.01 = 112,400.62/x
  3. Step 3: Cross multiply
    146,920.83x = 202,834.01 × 112,400.62
  4. Step 4: Simplify right side
    146,920.83x = 22,798,666,904.91
  5. Step 5: Solve for x
    x = 22,798,666,904.91/146,920.83
  6. Step 6: Final answer
    x = 155,176.55

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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.