Home / 250,272.58-345,383.18-152,155.66

Finding the Fourth Proportional to 250,272.58, 345,383.18 and 152,155.66

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Solution

The fourth proportional to 250,272.58, 345,383.18 and 152,155.66 is: 209,979.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,272.58 : 345,383.18 = 152,155.66 : x
  2. Step 2: Convert to fraction form
    250,272.58/345,383.18 = 152,155.66/x
  3. Step 3: Cross multiply
    250,272.58x = 345,383.18 × 152,155.66
  4. Step 4: Simplify right side
    250,272.58x = 52,552,005,705.80
  5. Step 5: Solve for x
    x = 52,552,005,705.80/250,272.58
  6. Step 6: Final answer
    x = 209,979.08

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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.