Home / 221,166.24-305,224.08-125,673.12

Finding the Fourth Proportional to 221,166.24, 305,224.08 and 125,673.12

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Solution

The fourth proportional to 221,166.24, 305,224.08 and 125,673.12 is: 173,437.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,166.24 : 305,224.08 = 125,673.12 : x
  2. Step 2: Convert to fraction form
    221,166.24/305,224.08 = 125,673.12/x
  3. Step 3: Cross multiply
    221,166.24x = 305,224.08 × 125,673.12
  4. Step 4: Simplify right side
    221,166.24x = 38,358,462,432.73
  5. Step 5: Solve for x
    x = 38,358,462,432.73/221,166.24
  6. Step 6: Final answer
    x = 173,437.24

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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.