Home / 133,539.84-184,220.16-88,235.52

Finding the Fourth Proportional to 133,539.84, 184,220.16 and 88,235.52

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Solution

The fourth proportional to 133,539.84, 184,220.16 and 88,235.52 is: 121,722.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,539.84 : 184,220.16 = 88,235.52 : x
  2. Step 2: Convert to fraction form
    133,539.84/184,220.16 = 88,235.52/x
  3. Step 3: Cross multiply
    133,539.84x = 184,220.16 × 88,235.52
  4. Step 4: Simplify right side
    133,539.84x = 16,254,761,612.08
  5. Step 5: Solve for x
    x = 16,254,761,612.08/133,539.84
  6. Step 6: Final answer
    x = 121,722.19

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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.