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Finding the Fourth Proportional to 237,670.48, 356,265.69 and 148,986.15

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Solution

The fourth proportional to 237,670.48, 356,265.69 and 148,986.15 is: 223,328.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,670.48 : 356,265.69 = 148,986.15 : x
  2. Step 2: Convert to fraction form
    237,670.48/356,265.69 = 148,986.15/x
  3. Step 3: Cross multiply
    237,670.48x = 356,265.69 × 148,986.15
  4. Step 4: Simplify right side
    237,670.48x = 53,078,653,530.19
  5. Step 5: Solve for x
    x = 53,078,653,530.19/237,670.48
  6. Step 6: Final answer
    x = 223,328.76

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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.