Home / 212,675.40-319,013.06-62,904.02

Finding the Fourth Proportional to 212,675.40, 319,013.06 and 62,904.02

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Solution

The fourth proportional to 212,675.40, 319,013.06 and 62,904.02 is: 94,356.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,675.40 : 319,013.06 = 62,904.02 : x
  2. Step 2: Convert to fraction form
    212,675.40/319,013.06 = 62,904.02/x
  3. Step 3: Cross multiply
    212,675.40x = 319,013.06 × 62,904.02
  4. Step 4: Simplify right side
    212,675.40x = 20,067,201,996.92
  5. Step 5: Solve for x
    x = 20,067,201,996.92/212,675.40
  6. Step 6: Final answer
    x = 94,356.01

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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.