Home / 188,637.42-260,242.83-106,948.45

Finding the Fourth Proportional to 188,637.42, 260,242.83 and 106,948.45

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Solution

The fourth proportional to 188,637.42, 260,242.83 and 106,948.45 is: 147,545.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,637.42 : 260,242.83 = 106,948.45 : x
  2. Step 2: Convert to fraction form
    188,637.42/260,242.83 = 106,948.45/x
  3. Step 3: Cross multiply
    188,637.42x = 260,242.83 × 106,948.45
  4. Step 4: Simplify right side
    188,637.42x = 27,832,565,990.90
  5. Step 5: Solve for x
    x = 27,832,565,990.90/188,637.42
  6. Step 6: Final answer
    x = 147,545.31

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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.