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Finding the Fourth Proportional to 250,445.96, 345,506.82 and 165,681.08

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Solution

The fourth proportional to 250,445.96, 345,506.82 and 165,681.08 is: 228,568.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,445.96 : 345,506.82 = 165,681.08 : x
  2. Step 2: Convert to fraction form
    250,445.96/345,506.82 = 165,681.08/x
  3. Step 3: Cross multiply
    250,445.96x = 345,506.82 × 165,681.08
  4. Step 4: Simplify right side
    250,445.96x = 57,243,943,084.97
  5. Step 5: Solve for x
    x = 57,243,943,084.97/250,445.96
  6. Step 6: Final answer
    x = 228,568.04

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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.