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Finding the Fourth Proportional to 237,059.73, 355,549.77 and 79,287.93

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Solution

The fourth proportional to 237,059.73, 355,549.77 and 79,287.93 is: 118,918.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,059.73 : 355,549.77 = 79,287.93 : x
  2. Step 2: Convert to fraction form
    237,059.73/355,549.77 = 79,287.93/x
  3. Step 3: Cross multiply
    237,059.73x = 355,549.77 × 79,287.93
  4. Step 4: Simplify right side
    237,059.73x = 28,190,805,275.28
  5. Step 5: Solve for x
    x = 28,190,805,275.28/237,059.73
  6. Step 6: Final answer
    x = 118,918.57

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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.