Home / 61,964.89-92,822.59-28,639.06

Finding the Fourth Proportional to 61,964.89, 92,822.59 and 28,639.06

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Solution

The fourth proportional to 61,964.89, 92,822.59 and 28,639.06 is: 42,900.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,964.89 : 92,822.59 = 28,639.06 : x
  2. Step 2: Convert to fraction form
    61,964.89/92,822.59 = 28,639.06/x
  3. Step 3: Cross multiply
    61,964.89x = 92,822.59 × 28,639.06
  4. Step 4: Simplify right side
    61,964.89x = 2,658,351,724.37
  5. Step 5: Solve for x
    x = 2,658,351,724.37/61,964.89
  6. Step 6: Final answer
    x = 42,900.94

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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.