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Finding the Fourth Proportional to 160,224.84, 240,581.88 and 135,587.88

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Solution

The fourth proportional to 160,224.84, 240,581.88 and 135,587.88 is: 203,588.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,224.84 : 240,581.88 = 135,587.88 : x
  2. Step 2: Convert to fraction form
    160,224.84/240,581.88 = 135,587.88/x
  3. Step 3: Cross multiply
    160,224.84x = 240,581.88 × 135,587.88
  4. Step 4: Simplify right side
    160,224.84x = 32,619,987,075.61
  5. Step 5: Solve for x
    x = 32,619,987,075.61/160,224.84
  6. Step 6: Final answer
    x = 203,588.83

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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.