Home / 187,745.73-282,209.09-163,092.78

Finding the Fourth Proportional to 187,745.73, 282,209.09 and 163,092.78

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Solution

The fourth proportional to 187,745.73, 282,209.09 and 163,092.78 is: 245,152.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,745.73 : 282,209.09 = 163,092.78 : x
  2. Step 2: Convert to fraction form
    187,745.73/282,209.09 = 163,092.78/x
  3. Step 3: Cross multiply
    187,745.73x = 282,209.09 × 163,092.78
  4. Step 4: Simplify right side
    187,745.73x = 46,026,264,213.91
  5. Step 5: Solve for x
    x = 46,026,264,213.91/187,745.73
  6. Step 6: Final answer
    x = 245,152.12

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1.5x scale

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.