Home / 146,580.10-219,804.45-57,787.90

Finding the Fourth Proportional to 146,580.10, 219,804.45 and 57,787.90

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Solution

The fourth proportional to 146,580.10, 219,804.45 and 57,787.90 is: 86,655.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,580.10 : 219,804.45 = 57,787.90 : x
  2. Step 2: Convert to fraction form
    146,580.10/219,804.45 = 57,787.90/x
  3. Step 3: Cross multiply
    146,580.10x = 219,804.45 × 57,787.90
  4. Step 4: Simplify right side
    146,580.10x = 12,702,037,576.16
  5. Step 5: Solve for x
    x = 12,702,037,576.16/146,580.10
  6. Step 6: Final answer
    x = 86,655.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.