Home / 49,594.05-68,405.79-31,681.08

Finding the Fourth Proportional to 49,594.05, 68,405.79 and 31,681.08

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Solution

The fourth proportional to 49,594.05, 68,405.79 and 31,681.08 is: 43,698.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,594.05 : 68,405.79 = 31,681.08 : x
  2. Step 2: Convert to fraction form
    49,594.05/68,405.79 = 31,681.08/x
  3. Step 3: Cross multiply
    49,594.05x = 68,405.79 × 31,681.08
  4. Step 4: Simplify right side
    49,594.05x = 2,167,169,305.45
  5. Step 5: Solve for x
    x = 2,167,169,305.45/49,594.05
  6. Step 6: Final answer
    x = 43,698.17

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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.