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Finding the Fourth Proportional to 237,084.57, 355,552.88 and 79,276.19

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Solution

The fourth proportional to 237,084.57, 355,552.88 and 79,276.19 is: 118,889.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,084.57 : 355,552.88 = 79,276.19 : x
  2. Step 2: Convert to fraction form
    237,084.57/355,552.88 = 79,276.19/x
  3. Step 3: Cross multiply
    237,084.57x = 355,552.88 × 79,276.19
  4. Step 4: Simplify right side
    237,084.57x = 28,186,875,495.78
  5. Step 5: Solve for x
    x = 28,186,875,495.78/237,084.57
  6. Step 6: Final answer
    x = 118,889.54

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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.