Home / 250,225.46-345,335.97-142,811.76

Finding the Fourth Proportional to 250,225.46, 345,335.97 and 142,811.76

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Solution

The fourth proportional to 250,225.46, 345,335.97 and 142,811.76 is: 197,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,225.46 : 345,335.97 = 142,811.76 : x
  2. Step 2: Convert to fraction form
    250,225.46/345,335.97 = 142,811.76/x
  3. Step 3: Cross multiply
    250,225.46x = 345,335.97 × 142,811.76
  4. Step 4: Simplify right side
    250,225.46x = 49,318,037,667.01
  5. Step 5: Solve for x
    x = 49,318,037,667.01/250,225.46
  6. Step 6: Final answer
    x = 197,094.40

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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.