Home / 163,230.90-225,363.67-112,227.32

Finding the Fourth Proportional to 163,230.90, 225,363.67 and 112,227.32

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Solution

The fourth proportional to 163,230.90, 225,363.67 and 112,227.32 is: 154,945.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,230.90 : 225,363.67 = 112,227.32 : x
  2. Step 2: Convert to fraction form
    163,230.90/225,363.67 = 112,227.32/x
  3. Step 3: Cross multiply
    163,230.90x = 225,363.67 × 112,227.32
  4. Step 4: Simplify right side
    163,230.90x = 25,291,960,992.31
  5. Step 5: Solve for x
    x = 25,291,960,992.31/163,230.90
  6. Step 6: Final answer
    x = 154,945.92

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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.