Home / 96,020.28-143,968.80-39,899.16

Finding the Fourth Proportional to 96,020.28, 143,968.80 and 39,899.16

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Solution

The fourth proportional to 96,020.28, 143,968.80 and 39,899.16 is: 59,823.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,020.28 : 143,968.80 = 39,899.16 : x
  2. Step 2: Convert to fraction form
    96,020.28/143,968.80 = 39,899.16/x
  3. Step 3: Cross multiply
    96,020.28x = 143,968.80 × 39,899.16
  4. Step 4: Simplify right side
    96,020.28x = 5,744,234,186.21
  5. Step 5: Solve for x
    x = 5,744,234,186.21/96,020.28
  6. Step 6: Final answer
    x = 59,823.14

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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.