Home / 131,192.10-196,802.46-48,086.10

Finding the Fourth Proportional to 131,192.10, 196,802.46 and 48,086.10

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Solution

The fourth proportional to 131,192.10, 196,802.46 and 48,086.10 is: 72,134.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,192.10 : 196,802.46 = 48,086.10 : x
  2. Step 2: Convert to fraction form
    131,192.10/196,802.46 = 48,086.10/x
  3. Step 3: Cross multiply
    131,192.10x = 196,802.46 × 48,086.10
  4. Step 4: Simplify right side
    131,192.10x = 9,463,462,771.81
  5. Step 5: Solve for x
    x = 9,463,462,771.81/131,192.10
  6. Step 6: Final answer
    x = 72,134.40

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1.5x scale

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.