Home / 62,164.78-85,787.40-33,870.46

Finding the Fourth Proportional to 62,164.78, 85,787.40 and 33,870.46

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Solution

The fourth proportional to 62,164.78, 85,787.40 and 33,870.46 is: 46,741.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,164.78 : 85,787.40 = 33,870.46 : x
  2. Step 2: Convert to fraction form
    62,164.78/85,787.40 = 33,870.46/x
  3. Step 3: Cross multiply
    62,164.78x = 85,787.40 × 33,870.46
  4. Step 4: Simplify right side
    62,164.78x = 2,905,658,700.20
  5. Step 5: Solve for x
    x = 2,905,658,700.20/62,164.78
  6. Step 6: Final answer
    x = 46,741.24

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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.