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Finding the Fourth Proportional to 357,673.44, 536,593.14 and 104,943.72

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Solution

The fourth proportional to 357,673.44, 536,593.14 and 104,943.72 is: 157,439.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,673.44 : 536,593.14 = 104,943.72 : x
  2. Step 2: Convert to fraction form
    357,673.44/536,593.14 = 104,943.72/x
  3. Step 3: Cross multiply
    357,673.44x = 536,593.14 × 104,943.72
  4. Step 4: Simplify right side
    357,673.44x = 56,312,080,238.08
  5. Step 5: Solve for x
    x = 56,312,080,238.08/357,673.44
  6. Step 6: Final answer
    x = 157,439.93

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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.