Home / 225,618.18-311,365.53-125,014.02

Finding the Fourth Proportional to 225,618.18, 311,365.53 and 125,014.02

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Solution

The fourth proportional to 225,618.18, 311,365.53 and 125,014.02 is: 172,526.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,618.18 : 311,365.53 = 125,014.02 : x
  2. Step 2: Convert to fraction form
    225,618.18/311,365.53 = 125,014.02/x
  3. Step 3: Cross multiply
    225,618.18x = 311,365.53 × 125,014.02
  4. Step 4: Simplify right side
    225,618.18x = 38,925,056,594.73
  5. Step 5: Solve for x
    x = 38,925,056,594.73/225,618.18
  6. Step 6: Final answer
    x = 172,526.24

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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.