Home / 54,931.64-75,796.70-31,966.61

Finding the Fourth Proportional to 54,931.64, 75,796.70 and 31,966.61

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Solution

The fourth proportional to 54,931.64, 75,796.70 and 31,966.61 is: 44,108.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,931.64 : 75,796.70 = 31,966.61 : x
  2. Step 2: Convert to fraction form
    54,931.64/75,796.70 = 31,966.61/x
  3. Step 3: Cross multiply
    54,931.64x = 75,796.70 × 31,966.61
  4. Step 4: Simplify right side
    54,931.64x = 2,422,963,009.37
  5. Step 5: Solve for x
    x = 2,422,963,009.37/54,931.64
  6. Step 6: Final answer
    x = 44,108.70

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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.