Home / 64,680.42-97,020.66-29,100.19

Finding the Fourth Proportional to 64,680.42, 97,020.66 and 29,100.19

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Solution

The fourth proportional to 64,680.42, 97,020.66 and 29,100.19 is: 43,650.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,680.42 : 97,020.66 = 29,100.19 : x
  2. Step 2: Convert to fraction form
    64,680.42/97,020.66 = 29,100.19/x
  3. Step 3: Cross multiply
    64,680.42x = 97,020.66 × 29,100.19
  4. Step 4: Simplify right side
    64,680.42x = 2,823,319,639.93
  5. Step 5: Solve for x
    x = 2,823,319,639.93/64,680.42
  6. Step 6: Final answer
    x = 43,650.30

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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.