Home / 131,594.46-197,420.85-61,435.50

Finding the Fourth Proportional to 131,594.46, 197,420.85 and 61,435.50

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Solution

The fourth proportional to 131,594.46, 197,420.85 and 61,435.50 is: 92,166.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,594.46 : 197,420.85 = 61,435.50 : x
  2. Step 2: Convert to fraction form
    131,594.46/197,420.85 = 61,435.50/x
  3. Step 3: Cross multiply
    131,594.46x = 197,420.85 × 61,435.50
  4. Step 4: Simplify right side
    131,594.46x = 12,128,648,630.18
  5. Step 5: Solve for x
    x = 12,128,648,630.18/131,594.46
  6. Step 6: Final answer
    x = 92,166.86

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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.