Home / 243,723.04-365,066.16-143,775.52

Finding the Fourth Proportional to 243,723.04, 365,066.16 and 143,775.52

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Solution

The fourth proportional to 243,723.04, 365,066.16 and 143,775.52 is: 215,357.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,723.04 : 365,066.16 = 143,775.52 : x
  2. Step 2: Convert to fraction form
    243,723.04/365,066.16 = 143,775.52/x
  3. Step 3: Cross multiply
    243,723.04x = 365,066.16 × 143,775.52
  4. Step 4: Simplify right side
    243,723.04x = 52,487,576,988.40
  5. Step 5: Solve for x
    x = 52,487,576,988.40/243,723.04
  6. Step 6: Final answer
    x = 215,357.47

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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.