Home / 56,938.32-78,574.59-31,787.82

Finding the Fourth Proportional to 56,938.32, 78,574.59 and 31,787.82

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Solution

The fourth proportional to 56,938.32, 78,574.59 and 31,787.82 is: 43,867.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,938.32 : 78,574.59 = 31,787.82 : x
  2. Step 2: Convert to fraction form
    56,938.32/78,574.59 = 31,787.82/x
  3. Step 3: Cross multiply
    56,938.32x = 78,574.59 × 31,787.82
  4. Step 4: Simplify right side
    56,938.32x = 2,497,714,923.49
  5. Step 5: Solve for x
    x = 2,497,714,923.49/56,938.32
  6. Step 6: Final answer
    x = 43,867.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.