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Finding the Fourth Proportional to 241,328.64, 333,030.96 and 133,896

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Solution

The fourth proportional to 241,328.64, 333,030.96 and 133,896 is: 184,775.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,328.64 : 333,030.96 = 133,896 : x
  2. Step 2: Convert to fraction form
    241,328.64/333,030.96 = 133,896/x
  3. Step 3: Cross multiply
    241,328.64x = 333,030.96 × 133,896
  4. Step 4: Simplify right side
    241,328.64x = 44,591,513,420.16
  5. Step 5: Solve for x
    x = 44,591,513,420.16/241,328.64
  6. Step 6: Final answer
    x = 184,775.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.