Home / 83,968.62-115,881.96-46,242.87

Finding the Fourth Proportional to 83,968.62, 115,881.96 and 46,242.87

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Solution

The fourth proportional to 83,968.62, 115,881.96 and 46,242.87 is: 63,818.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,968.62 : 115,881.96 = 46,242.87 : x
  2. Step 2: Convert to fraction form
    83,968.62/115,881.96 = 46,242.87/x
  3. Step 3: Cross multiply
    83,968.62x = 115,881.96 × 46,242.87
  4. Step 4: Simplify right side
    83,968.62x = 5,358,714,411.63
  5. Step 5: Solve for x
    x = 5,358,714,411.63/83,968.62
  6. Step 6: Final answer
    x = 63,818.06

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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.