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Finding the Fourth Proportional to 250,092.16, 374,537.60 and 143,152

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Solution

The fourth proportional to 250,092.16, 374,537.60 and 143,152 is: 214,384.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,092.16 : 374,537.60 = 143,152 : x
  2. Step 2: Convert to fraction form
    250,092.16/374,537.60 = 143,152/x
  3. Step 3: Cross multiply
    250,092.16x = 374,537.60 × 143,152
  4. Step 4: Simplify right side
    250,092.16x = 53,615,806,515.20
  5. Step 5: Solve for x
    x = 53,615,806,515.20/250,092.16
  6. Step 6: Final answer
    x = 214,384.20

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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.