Home / 97,857.23-146,808.83-30,385.81

Finding the Fourth Proportional to 97,857.23, 146,808.83 and 30,385.81

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Solution

The fourth proportional to 97,857.23, 146,808.83 and 30,385.81 is: 45,585.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,857.23 : 146,808.83 = 30,385.81 : x
  2. Step 2: Convert to fraction form
    97,857.23/146,808.83 = 30,385.81/x
  3. Step 3: Cross multiply
    97,857.23x = 146,808.83 × 30,385.81
  4. Step 4: Simplify right side
    97,857.23x = 4,460,904,975.82
  5. Step 5: Solve for x
    x = 4,460,904,975.82/97,857.23
  6. Step 6: Final answer
    x = 45,585.85

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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.