Home / 132,127-198,183.41-46,731.94

Finding the Fourth Proportional to 132,127, 198,183.41 and 46,731.94

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Solution

The fourth proportional to 132,127, 198,183.41 and 46,731.94 is: 70,095.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,127 : 198,183.41 = 46,731.94 : x
  2. Step 2: Convert to fraction form
    132,127/198,183.41 = 46,731.94/x
  3. Step 3: Cross multiply
    132,127x = 198,183.41 × 46,731.94
  4. Step 4: Simplify right side
    132,127x = 9,261,495,225.12
  5. Step 5: Solve for x
    x = 9,261,495,225.12/132,127
  6. Step 6: Final answer
    x = 70,095.40

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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.