Home / 187,339.80-280,939.17-60,946.98

Finding the Fourth Proportional to 187,339.80, 280,939.17 and 60,946.98

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Solution

The fourth proportional to 187,339.80, 280,939.17 and 60,946.98 is: 91,397.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,339.80 : 280,939.17 = 60,946.98 : x
  2. Step 2: Convert to fraction form
    187,339.80/280,939.17 = 60,946.98/x
  3. Step 3: Cross multiply
    187,339.80x = 280,939.17 × 60,946.98
  4. Step 4: Simplify right side
    187,339.80x = 17,122,393,975.21
  5. Step 5: Solve for x
    x = 17,122,393,975.21/187,339.80
  6. Step 6: Final answer
    x = 91,397.52

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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.