Home / 97,049.17-145,340.48-55,369.81

Finding the Fourth Proportional to 97,049.17, 145,340.48 and 55,369.81

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Solution

The fourth proportional to 97,049.17, 145,340.48 and 55,369.81 is: 82,921.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,049.17 : 145,340.48 = 55,369.81 : x
  2. Step 2: Convert to fraction form
    97,049.17/145,340.48 = 55,369.81/x
  3. Step 3: Cross multiply
    97,049.17x = 145,340.48 × 55,369.81
  4. Step 4: Simplify right side
    97,049.17x = 8,047,474,486.06
  5. Step 5: Solve for x
    x = 8,047,474,486.06/97,049.17
  6. Step 6: Final answer
    x = 82,921.62

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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.