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Finding the Fourth Proportional to 150,237.86, 225,386.86 and 55,468.62

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Solution

The fourth proportional to 150,237.86, 225,386.86 and 55,468.62 is: 83,214.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,237.86 : 225,386.86 = 55,468.62 : x
  2. Step 2: Convert to fraction form
    150,237.86/225,386.86 = 55,468.62/x
  3. Step 3: Cross multiply
    150,237.86x = 225,386.86 × 55,468.62
  4. Step 4: Simplify right side
    150,237.86x = 12,501,896,686.06
  5. Step 5: Solve for x
    x = 12,501,896,686.06/150,237.86
  6. Step 6: Final answer
    x = 83,214.03

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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.