Home / 131,533.10-197,328.87-61,374.14

Finding the Fourth Proportional to 131,533.10, 197,328.87 and 61,374.14

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Solution

The fourth proportional to 131,533.10, 197,328.87 and 61,374.14 is: 92,074.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,533.10 : 197,328.87 = 61,374.14 : x
  2. Step 2: Convert to fraction form
    131,533.10/197,328.87 = 61,374.14/x
  3. Step 3: Cross multiply
    131,533.10x = 197,328.87 × 61,374.14
  4. Step 4: Simplify right side
    131,533.10x = 12,110,888,706.78
  5. Step 5: Solve for x
    x = 12,110,888,706.78/131,533.10
  6. Step 6: Final answer
    x = 92,074.84

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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.