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Finding the Fourth Proportional to 357,656.00, 536,400.75 and 133,122.17

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Solution

The fourth proportional to 357,656.00, 536,400.75 and 133,122.17 is: 199,652.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,656.00 : 536,400.75 = 133,122.17 : x
  2. Step 2: Convert to fraction form
    357,656.00/536,400.75 = 133,122.17/x
  3. Step 3: Cross multiply
    357,656.00x = 536,400.75 × 133,122.17
  4. Step 4: Simplify right side
    357,656.00x = 71,406,829,147.62
  5. Step 5: Solve for x
    x = 71,406,829,147.62/357,656.00
  6. Step 6: Final answer
    x = 199,652.26

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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.