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Finding the Fourth Proportional to 357,267.89, 536,007.11 and 143,926.02

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Solution

The fourth proportional to 357,267.89, 536,007.11 and 143,926.02 is: 215,931.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,267.89 : 536,007.11 = 143,926.02 : x
  2. Step 2: Convert to fraction form
    357,267.89/536,007.11 = 143,926.02/x
  3. Step 3: Cross multiply
    357,267.89x = 536,007.11 × 143,926.02
  4. Step 4: Simplify right side
    357,267.89x = 77,145,370,034.00
  5. Step 5: Solve for x
    x = 77,145,370,034.00/357,267.89
  6. Step 6: Final answer
    x = 215,931.44

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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.