Home / 45,886.79-68,783.64-31,097.18

Finding the Fourth Proportional to 45,886.79, 68,783.64 and 31,097.18

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Solution

The fourth proportional to 45,886.79, 68,783.64 and 31,097.18 is: 46,614.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,886.79 : 68,783.64 = 31,097.18 : x
  2. Step 2: Convert to fraction form
    45,886.79/68,783.64 = 31,097.18/x
  3. Step 3: Cross multiply
    45,886.79x = 68,783.64 × 31,097.18
  4. Step 4: Simplify right side
    45,886.79x = 2,138,976,890.22
  5. Step 5: Solve for x
    x = 2,138,976,890.22/45,886.79
  6. Step 6: Final answer
    x = 46,614.22

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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.