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Finding the Fourth Proportional to 234,437.72, 351,656.58 and 56,943.53

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Solution

The fourth proportional to 234,437.72, 351,656.58 and 56,943.53 is: 85,415.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,437.72 : 351,656.58 = 56,943.53 : x
  2. Step 2: Convert to fraction form
    234,437.72/351,656.58 = 56,943.53/x
  3. Step 3: Cross multiply
    234,437.72x = 351,656.58 × 56,943.53
  4. Step 4: Simplify right side
    234,437.72x = 20,024,566,573.36
  5. Step 5: Solve for x
    x = 20,024,566,573.36/234,437.72
  6. Step 6: Final answer
    x = 85,415.29

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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.