Home / 307,521.24-461,314.68-130,046.19

Finding the Fourth Proportional to 307,521.24, 461,314.68 and 130,046.19

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Solution

The fourth proportional to 307,521.24, 461,314.68 and 130,046.19 is: 195,083.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,521.24 : 461,314.68 = 130,046.19 : x
  2. Step 2: Convert to fraction form
    307,521.24/461,314.68 = 130,046.19/x
  3. Step 3: Cross multiply
    307,521.24x = 461,314.68 × 130,046.19
  4. Step 4: Simplify right side
    307,521.24x = 59,992,216,902.36
  5. Step 5: Solve for x
    x = 59,992,216,902.36/307,521.24
  6. Step 6: Final answer
    x = 195,083.16

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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.