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Finding the Fourth Proportional to 237,655.96, 356,243.90 and 148,971.69

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Solution

The fourth proportional to 237,655.96, 356,243.90 and 148,971.69 is: 223,307.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,655.96 : 356,243.90 = 148,971.69 : x
  2. Step 2: Convert to fraction form
    237,655.96/356,243.90 = 148,971.69/x
  3. Step 3: Cross multiply
    237,655.96x = 356,243.90 × 148,971.69
  4. Step 4: Simplify right side
    237,655.96x = 53,070,255,090.33
  5. Step 5: Solve for x
    x = 53,070,255,090.33/237,655.96
  6. Step 6: Final answer
    x = 223,307.07

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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.