Home / 245,024.73-338,134.16-137,594.84

Finding the Fourth Proportional to 245,024.73, 338,134.16 and 137,594.84

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Solution

The fourth proportional to 245,024.73, 338,134.16 and 137,594.84 is: 189,880.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,024.73 : 338,134.16 = 137,594.84 : x
  2. Step 2: Convert to fraction form
    245,024.73/338,134.16 = 137,594.84/x
  3. Step 3: Cross multiply
    245,024.73x = 338,134.16 × 137,594.84
  4. Step 4: Simplify right side
    245,024.73x = 46,525,515,643.73
  5. Step 5: Solve for x
    x = 46,525,515,643.73/245,024.73
  6. Step 6: Final answer
    x = 189,880.90

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1.5x scale

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.