Home / 86,167.13-129,249.88-46,973.25

Finding the Fourth Proportional to 86,167.13, 129,249.88 and 46,973.25

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Solution

The fourth proportional to 86,167.13, 129,249.88 and 46,973.25 is: 70,459.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,167.13 : 129,249.88 = 46,973.25 : x
  2. Step 2: Convert to fraction form
    86,167.13/129,249.88 = 46,973.25/x
  3. Step 3: Cross multiply
    86,167.13x = 129,249.88 × 46,973.25
  4. Step 4: Simplify right side
    86,167.13x = 6,071,286,808.28
  5. Step 5: Solve for x
    x = 6,071,286,808.28/86,167.13
  6. Step 6: Final answer
    x = 70,459.43

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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.