Home / 131,840.34-197,596.02-64,316.72

Finding the Fourth Proportional to 131,840.34, 197,596.02 and 64,316.72

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Solution

The fourth proportional to 131,840.34, 197,596.02 and 64,316.72 is: 96,394.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,840.34 : 197,596.02 = 64,316.72 : x
  2. Step 2: Convert to fraction form
    131,840.34/197,596.02 = 64,316.72/x
  3. Step 3: Cross multiply
    131,840.34x = 197,596.02 × 64,316.72
  4. Step 4: Simplify right side
    131,840.34x = 12,708,727,891.45
  5. Step 5: Solve for x
    x = 12,708,727,891.45/131,840.34
  6. Step 6: Final answer
    x = 96,394.84

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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.