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Finding the Fourth Proportional to 250,245.72, 375,316.74 and 92,366.28

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Solution

The fourth proportional to 250,245.72, 375,316.74 and 92,366.28 is: 138,530.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,245.72 : 375,316.74 = 92,366.28 : x
  2. Step 2: Convert to fraction form
    250,245.72/375,316.74 = 92,366.28/x
  3. Step 3: Cross multiply
    250,245.72x = 375,316.74 × 92,366.28
  4. Step 4: Simplify right side
    250,245.72x = 34,666,611,095.53
  5. Step 5: Solve for x
    x = 34,666,611,095.53/250,245.72
  6. Step 6: Final answer
    x = 138,530.29

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1.5x scale

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.