Home / 169,962.12-234,544.68-94,509

Finding the Fourth Proportional to 169,962.12, 234,544.68 and 94,509

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Solution

The fourth proportional to 169,962.12, 234,544.68 and 94,509 is: 130,420.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,962.12 : 234,544.68 = 94,509 : x
  2. Step 2: Convert to fraction form
    169,962.12/234,544.68 = 94,509/x
  3. Step 3: Cross multiply
    169,962.12x = 234,544.68 × 94,509
  4. Step 4: Simplify right side
    169,962.12x = 22,166,583,162.12
  5. Step 5: Solve for x
    x = 22,166,583,162.12/169,962.12
  6. Step 6: Final answer
    x = 130,420.73

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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.