Home / 133,225.48-183,845.44-72,795.16

Finding the Fourth Proportional to 133,225.48, 183,845.44 and 72,795.16

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Solution

The fourth proportional to 133,225.48, 183,845.44 and 72,795.16 is: 100,454.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,225.48 : 183,845.44 = 72,795.16 : x
  2. Step 2: Convert to fraction form
    133,225.48/183,845.44 = 72,795.16/x
  3. Step 3: Cross multiply
    133,225.48x = 183,845.44 × 72,795.16
  4. Step 4: Simplify right side
    133,225.48x = 13,383,058,220.07
  5. Step 5: Solve for x
    x = 13,383,058,220.07/133,225.48
  6. Step 6: Final answer
    x = 100,454.19

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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.