Home / 307,518.15-461,339.49-130,024.87

Finding the Fourth Proportional to 307,518.15, 461,339.49 and 130,024.87

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Solution

The fourth proportional to 307,518.15, 461,339.49 and 130,024.87 is: 195,063.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,518.15 : 461,339.49 = 130,024.87 : x
  2. Step 2: Convert to fraction form
    307,518.15/461,339.49 = 130,024.87/x
  3. Step 3: Cross multiply
    307,518.15x = 461,339.49 × 130,024.87
  4. Step 4: Simplify right side
    307,518.15x = 59,985,606,562.99
  5. Step 5: Solve for x
    x = 59,985,606,562.99/307,518.15
  6. Step 6: Final answer
    x = 195,063.63

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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.