Home / 61,210.23-91,783.04-19,082.46

Finding the Fourth Proportional to 61,210.23, 91,783.04 and 19,082.46

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Solution

The fourth proportional to 61,210.23, 91,783.04 and 19,082.46 is: 28,613.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,210.23 : 91,783.04 = 19,082.46 : x
  2. Step 2: Convert to fraction form
    61,210.23/91,783.04 = 19,082.46/x
  3. Step 3: Cross multiply
    61,210.23x = 91,783.04 × 19,082.46
  4. Step 4: Simplify right side
    61,210.23x = 1,751,445,821.44
  5. Step 5: Solve for x
    x = 1,751,445,821.44/61,210.23
  6. Step 6: Final answer
    x = 28,613.61

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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.