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Finding the Fourth Proportional to 238,038.30, 357,055.83 and 60,543

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Solution

The fourth proportional to 238,038.30, 357,055.83 and 60,543 is: 90,814.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,038.30 : 357,055.83 = 60,543 : x
  2. Step 2: Convert to fraction form
    238,038.30/357,055.83 = 60,543/x
  3. Step 3: Cross multiply
    238,038.30x = 357,055.83 × 60,543
  4. Step 4: Simplify right side
    238,038.30x = 21,617,231,115.69
  5. Step 5: Solve for x
    x = 21,617,231,115.69/238,038.30
  6. Step 6: Final answer
    x = 90,814.09

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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.