Home / 62,968.16-86,844.40-45,953.28

Finding the Fourth Proportional to 62,968.16, 86,844.40 and 45,953.28

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Solution

The fourth proportional to 62,968.16, 86,844.40 and 45,953.28 is: 63,377.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,968.16 : 86,844.40 = 45,953.28 : x
  2. Step 2: Convert to fraction form
    62,968.16/86,844.40 = 45,953.28/x
  3. Step 3: Cross multiply
    62,968.16x = 86,844.40 × 45,953.28
  4. Step 4: Simplify right side
    62,968.16x = 3,990,785,029.63
  5. Step 5: Solve for x
    x = 3,990,785,029.63/62,968.16
  6. Step 6: Final answer
    x = 63,377.83

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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.