Home / 86,041.87-129,062.53-22,868.35

Finding the Fourth Proportional to 86,041.87, 129,062.53 and 22,868.35

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Solution

The fourth proportional to 86,041.87, 129,062.53 and 22,868.35 is: 34,302.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,041.87 : 129,062.53 = 22,868.35 : x
  2. Step 2: Convert to fraction form
    86,041.87/129,062.53 = 22,868.35/x
  3. Step 3: Cross multiply
    86,041.87x = 129,062.53 × 22,868.35
  4. Step 4: Simplify right side
    86,041.87x = 2,951,446,813.85
  5. Step 5: Solve for x
    x = 2,951,446,813.85/86,041.87
  6. Step 6: Final answer
    x = 34,302.45

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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.