Home / 61,980.86-92,948.79-33,921.65

Finding the Fourth Proportional to 61,980.86, 92,948.79 and 33,921.65

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Solution

The fourth proportional to 61,980.86, 92,948.79 and 33,921.65 is: 50,870.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,980.86 : 92,948.79 = 33,921.65 : x
  2. Step 2: Convert to fraction form
    61,980.86/92,948.79 = 33,921.65/x
  3. Step 3: Cross multiply
    61,980.86x = 92,948.79 × 33,921.65
  4. Step 4: Simplify right side
    61,980.86x = 3,152,976,322.30
  5. Step 5: Solve for x
    x = 3,152,976,322.30/61,980.86
  6. Step 6: Final answer
    x = 50,870.16

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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.