Home / 247,267.27-341,153.49-138,360.31

Finding the Fourth Proportional to 247,267.27, 341,153.49 and 138,360.31

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Solution

The fourth proportional to 247,267.27, 341,153.49 and 138,360.31 is: 190,895.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,267.27 : 341,153.49 = 138,360.31 : x
  2. Step 2: Convert to fraction form
    247,267.27/341,153.49 = 138,360.31/x
  3. Step 3: Cross multiply
    247,267.27x = 341,153.49 × 138,360.31
  4. Step 4: Simplify right side
    247,267.27x = 47,202,102,053.40
  5. Step 5: Solve for x
    x = 47,202,102,053.40/247,267.27
  6. Step 6: Final answer
    x = 190,895.07

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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.