Home / 230,393.16-317,949.30-134,890.92

Finding the Fourth Proportional to 230,393.16, 317,949.30 and 134,890.92

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Solution

The fourth proportional to 230,393.16, 317,949.30 and 134,890.92 is: 186,153.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,393.16 : 317,949.30 = 134,890.92 : x
  2. Step 2: Convert to fraction form
    230,393.16/317,949.30 = 134,890.92/x
  3. Step 3: Cross multiply
    230,393.16x = 317,949.30 × 134,890.92
  4. Step 4: Simplify right side
    230,393.16x = 42,888,473,590.36
  5. Step 5: Solve for x
    x = 42,888,473,590.36/230,393.16
  6. Step 6: Final answer
    x = 186,153.42

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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.