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Finding the Fourth Proportional to 225,328.48, 337,983.89 and 56,846.71

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Solution

The fourth proportional to 225,328.48, 337,983.89 and 56,846.71 is: 85,267.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,328.48 : 337,983.89 = 56,846.71 : x
  2. Step 2: Convert to fraction form
    225,328.48/337,983.89 = 56,846.71/x
  3. Step 3: Cross multiply
    225,328.48x = 337,983.89 × 56,846.71
  4. Step 4: Simplify right side
    225,328.48x = 19,213,272,637.51
  5. Step 5: Solve for x
    x = 19,213,272,637.51/225,328.48
  6. Step 6: Final answer
    x = 85,267.84

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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.