Home / 187,758.48-282,228.21-163,105.52

Finding the Fourth Proportional to 187,758.48, 282,228.21 and 163,105.52

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Solution

The fourth proportional to 187,758.48, 282,228.21 and 163,105.52 is: 245,171.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,758.48 : 282,228.21 = 163,105.52 : x
  2. Step 2: Convert to fraction form
    187,758.48/282,228.21 = 163,105.52/x
  3. Step 3: Cross multiply
    187,758.48x = 282,228.21 × 163,105.52
  4. Step 4: Simplify right side
    187,758.48x = 46,032,979,656.29
  5. Step 5: Solve for x
    x = 46,032,979,656.29/187,758.48
  6. Step 6: Final answer
    x = 245,171.24

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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.