Home / 250,056.29-375,148.88-90,125.84

Finding the Fourth Proportional to 250,056.29, 375,148.88 and 90,125.84

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Solution

The fourth proportional to 250,056.29, 375,148.88 and 90,125.84 is: 135,211.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,056.29 : 375,148.88 = 90,125.84 : x
  2. Step 2: Convert to fraction form
    250,056.29/375,148.88 = 90,125.84/x
  3. Step 3: Cross multiply
    250,056.29x = 375,148.88 × 90,125.84
  4. Step 4: Simplify right side
    250,056.29x = 33,810,607,484.43
  5. Step 5: Solve for x
    x = 33,810,607,484.43/250,056.29
  6. Step 6: Final answer
    x = 135,211.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.