Home / 166,948.01-230,301.10-102,431.64

Finding the Fourth Proportional to 166,948.01, 230,301.10 and 102,431.64

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Solution

The fourth proportional to 166,948.01, 230,301.10 and 102,431.64 is: 141,302.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,948.01 : 230,301.10 = 102,431.64 : x
  2. Step 2: Convert to fraction form
    166,948.01/230,301.10 = 102,431.64/x
  3. Step 3: Cross multiply
    166,948.01x = 230,301.10 × 102,431.64
  4. Step 4: Simplify right side
    166,948.01x = 23,590,118,247.10
  5. Step 5: Solve for x
    x = 23,590,118,247.10/166,948.01
  6. Step 6: Final answer
    x = 141,302.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.