Home / 86,966.10-130,418.42-41,368.43

Finding the Fourth Proportional to 86,966.10, 130,418.42 and 41,368.43

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Solution

The fourth proportional to 86,966.10, 130,418.42 and 41,368.43 is: 62,038.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,966.10 : 130,418.42 = 41,368.43 : x
  2. Step 2: Convert to fraction form
    86,966.10/130,418.42 = 41,368.43/x
  3. Step 3: Cross multiply
    86,966.10x = 130,418.42 × 41,368.43
  4. Step 4: Simplify right side
    86,966.10x = 5,395,204,419.55
  5. Step 5: Solve for x
    x = 5,395,204,419.55/86,966.10
  6. Step 6: Final answer
    x = 62,038.02

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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.