Home / 261,448.68-360,836.58-146,739.56

Finding the Fourth Proportional to 261,448.68, 360,836.58 and 146,739.56

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Solution

The fourth proportional to 261,448.68, 360,836.58 and 146,739.56 is: 202,521.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,448.68 : 360,836.58 = 146,739.56 : x
  2. Step 2: Convert to fraction form
    261,448.68/360,836.58 = 146,739.56/x
  3. Step 3: Cross multiply
    261,448.68x = 360,836.58 × 146,739.56
  4. Step 4: Simplify right side
    261,448.68x = 52,949,000,981.10
  5. Step 5: Solve for x
    x = 52,949,000,981.10/261,448.68
  6. Step 6: Final answer
    x = 202,521.58

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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.