Home / 212,518.89-293,276.04-117,025.35

Finding the Fourth Proportional to 212,518.89, 293,276.04 and 117,025.35

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Solution

The fourth proportional to 212,518.89, 293,276.04 and 117,025.35 is: 161,494.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,518.89 : 293,276.04 = 117,025.35 : x
  2. Step 2: Convert to fraction form
    212,518.89/293,276.04 = 117,025.35/x
  3. Step 3: Cross multiply
    212,518.89x = 293,276.04 × 117,025.35
  4. Step 4: Simplify right side
    212,518.89x = 34,320,731,227.61
  5. Step 5: Solve for x
    x = 34,320,731,227.61/212,518.89
  6. Step 6: Final answer
    x = 161,494.97

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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.