Home / 187,339.30-280,938.42-60,946.48

Finding the Fourth Proportional to 187,339.30, 280,938.42 and 60,946.48

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Solution

The fourth proportional to 187,339.30, 280,938.42 and 60,946.48 is: 91,396.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,339.30 : 280,938.42 = 60,946.48 : x
  2. Step 2: Convert to fraction form
    187,339.30/280,938.42 = 60,946.48/x
  3. Step 3: Cross multiply
    187,339.30x = 280,938.42 × 60,946.48
  4. Step 4: Simplify right side
    187,339.30x = 17,122,207,795.76
  5. Step 5: Solve for x
    x = 17,122,207,795.76/187,339.30
  6. Step 6: Final answer
    x = 91,396.77

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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.