Home / 244,427.40-366,677.55-86,643.45

Finding the Fourth Proportional to 244,427.40, 366,677.55 and 86,643.45

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Solution

The fourth proportional to 244,427.40, 366,677.55 and 86,643.45 is: 129,978.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,427.40 : 366,677.55 = 86,643.45 : x
  2. Step 2: Convert to fraction form
    244,427.40/366,677.55 = 86,643.45/x
  3. Step 3: Cross multiply
    244,427.40x = 366,677.55 × 86,643.45
  4. Step 4: Simplify right side
    244,427.40x = 31,770,207,969.55
  5. Step 5: Solve for x
    x = 31,770,207,969.55/244,427.40
  6. Step 6: Final answer
    x = 129,978.10

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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.