Home / 212,664.51-319,059.14-62,908.74

Finding the Fourth Proportional to 212,664.51, 319,059.14 and 62,908.74

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Solution

The fourth proportional to 212,664.51, 319,059.14 and 62,908.74 is: 94,381.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,664.51 : 319,059.14 = 62,908.74 : x
  2. Step 2: Convert to fraction form
    212,664.51/319,059.14 = 62,908.74/x
  3. Step 3: Cross multiply
    212,664.51x = 319,059.14 × 62,908.74
  4. Step 4: Simplify right side
    212,664.51x = 20,071,608,168.34
  5. Step 5: Solve for x
    x = 20,071,608,168.34/212,664.51
  6. Step 6: Final answer
    x = 94,381.56

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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.