Home / 61,979.22-92,980.80-26,439.93

Finding the Fourth Proportional to 61,979.22, 92,980.80 and 26,439.93

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Solution

The fourth proportional to 61,979.22, 92,980.80 and 26,439.93 is: 39,665.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,979.22 : 92,980.80 = 26,439.93 : x
  2. Step 2: Convert to fraction form
    61,979.22/92,980.80 = 26,439.93/x
  3. Step 3: Cross multiply
    61,979.22x = 92,980.80 × 26,439.93
  4. Step 4: Simplify right side
    61,979.22x = 2,458,405,843.34
  5. Step 5: Solve for x
    x = 2,458,405,843.34/61,979.22
  6. Step 6: Final answer
    x = 39,665.00

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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.