Home / 131,330.04-196,999.02-51,364.86

Finding the Fourth Proportional to 131,330.04, 196,999.02 and 51,364.86

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Solution

The fourth proportional to 131,330.04, 196,999.02 and 51,364.86 is: 77,048.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,330.04 : 196,999.02 = 51,364.86 : x
  2. Step 2: Convert to fraction form
    131,330.04/196,999.02 = 51,364.86/x
  3. Step 3: Cross multiply
    131,330.04x = 196,999.02 × 51,364.86
  4. Step 4: Simplify right side
    131,330.04x = 10,118,827,082.44
  5. Step 5: Solve for x
    x = 10,118,827,082.44/131,330.04
  6. Step 6: Final answer
    x = 77,048.84

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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.