Home / 187,903.80-282,136.91-162,681.35

Finding the Fourth Proportional to 187,903.80, 282,136.91 and 162,681.35

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Solution

The fourth proportional to 187,903.80, 282,136.91 and 162,681.35 is: 244,265.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,903.80 : 282,136.91 = 162,681.35 : x
  2. Step 2: Convert to fraction form
    187,903.80/282,136.91 = 162,681.35/x
  3. Step 3: Cross multiply
    187,903.80x = 282,136.91 × 162,681.35
  4. Step 4: Simplify right side
    187,903.80x = 45,898,411,179.54
  5. Step 5: Solve for x
    x = 45,898,411,179.54/187,903.80
  6. Step 6: Final answer
    x = 244,265.48

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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.