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Finding the Fourth Proportional to 357,673.90, 536,593.94 and 104,944.18

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Solution

The fourth proportional to 357,673.90, 536,593.94 and 104,944.18 is: 157,440.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,673.90 : 536,593.94 = 104,944.18 : x
  2. Step 2: Convert to fraction form
    357,673.90/536,593.94 = 104,944.18/x
  3. Step 3: Cross multiply
    357,673.90x = 536,593.94 × 104,944.18
  4. Step 4: Simplify right side
    357,673.90x = 56,312,411,026.27
  5. Step 5: Solve for x
    x = 56,312,411,026.27/357,673.90
  6. Step 6: Final answer
    x = 157,440.65

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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.