Home / 61,979.18-85,528.86-33,684.26

Finding the Fourth Proportional to 61,979.18, 85,528.86 and 33,684.26

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Solution

The fourth proportional to 61,979.18, 85,528.86 and 33,684.26 is: 46,482.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,979.18 : 85,528.86 = 33,684.26 : x
  2. Step 2: Convert to fraction form
    61,979.18/85,528.86 = 33,684.26/x
  3. Step 3: Cross multiply
    61,979.18x = 85,528.86 × 33,684.26
  4. Step 4: Simplify right side
    61,979.18x = 2,880,976,357.74
  5. Step 5: Solve for x
    x = 2,880,976,357.74/61,979.18
  6. Step 6: Final answer
    x = 46,482.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.