Home / 86,460.33-129,701.82-33,862.98

Finding the Fourth Proportional to 86,460.33, 129,701.82 and 33,862.98

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Solution

The fourth proportional to 86,460.33, 129,701.82 and 33,862.98 is: 50,798.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,460.33 : 129,701.82 = 33,862.98 : x
  2. Step 2: Convert to fraction form
    86,460.33/129,701.82 = 33,862.98/x
  3. Step 3: Cross multiply
    86,460.33x = 129,701.82 × 33,862.98
  4. Step 4: Simplify right side
    86,460.33x = 4,392,090,136.62
  5. Step 5: Solve for x
    x = 4,392,090,136.62/86,460.33
  6. Step 6: Final answer
    x = 50,798.91

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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.