Home / 63,018-86,966.66-34,725.51

Finding the Fourth Proportional to 63,018, 86,966.66 and 34,725.51

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Solution

The fourth proportional to 63,018, 86,966.66 and 34,725.51 is: 47,922.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,018 : 86,966.66 = 34,725.51 : x
  2. Step 2: Convert to fraction form
    63,018/86,966.66 = 34,725.51/x
  3. Step 3: Cross multiply
    63,018x = 86,966.66 × 34,725.51
  4. Step 4: Simplify right side
    63,018x = 3,019,961,708.31
  5. Step 5: Solve for x
    x = 3,019,961,708.31/63,018
  6. Step 6: Final answer
    x = 47,922.21

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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.