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Finding the Fourth Proportional to 237,177.98, 355,810.70 and 75,112.91

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Solution

The fourth proportional to 237,177.98, 355,810.70 and 75,112.91 is: 112,683.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,177.98 : 355,810.70 = 75,112.91 : x
  2. Step 2: Convert to fraction form
    237,177.98/355,810.70 = 75,112.91/x
  3. Step 3: Cross multiply
    237,177.98x = 355,810.70 × 75,112.91
  4. Step 4: Simplify right side
    237,177.98x = 26,725,975,494.87
  5. Step 5: Solve for x
    x = 26,725,975,494.87/237,177.98
  6. Step 6: Final answer
    x = 112,683.21

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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.