Home / 155,681.60-214,842.98-92,025.32

Finding the Fourth Proportional to 155,681.60, 214,842.98 and 92,025.32

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Solution

The fourth proportional to 155,681.60, 214,842.98 and 92,025.32 is: 126,996.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,681.60 : 214,842.98 = 92,025.32 : x
  2. Step 2: Convert to fraction form
    155,681.60/214,842.98 = 92,025.32/x
  3. Step 3: Cross multiply
    155,681.60x = 214,842.98 × 92,025.32
  4. Step 4: Simplify right side
    155,681.60x = 19,770,993,140.10
  5. Step 5: Solve for x
    x = 19,770,993,140.10/155,681.60
  6. Step 6: Final answer
    x = 126,996.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.