Home / 133,281.07-199,977.15-58,454.92

Finding the Fourth Proportional to 133,281.07, 199,977.15 and 58,454.92

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Solution

The fourth proportional to 133,281.07, 199,977.15 and 58,454.92 is: 87,706.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,281.07 : 199,977.15 = 58,454.92 : x
  2. Step 2: Convert to fraction form
    133,281.07/199,977.15 = 58,454.92/x
  3. Step 3: Cross multiply
    133,281.07x = 199,977.15 × 58,454.92
  4. Step 4: Simplify right side
    133,281.07x = 11,689,648,305.08
  5. Step 5: Solve for x
    x = 11,689,648,305.08/133,281.07
  6. Step 6: Final answer
    x = 87,706.74

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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.