Home / 97,228.60-145,728.25-43,858.11

Finding the Fourth Proportional to 97,228.60, 145,728.25 and 43,858.11

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Solution

The fourth proportional to 97,228.60, 145,728.25 and 43,858.11 is: 65,735.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,228.60 : 145,728.25 = 43,858.11 : x
  2. Step 2: Convert to fraction form
    97,228.60/145,728.25 = 43,858.11/x
  3. Step 3: Cross multiply
    97,228.60x = 145,728.25 × 43,858.11
  4. Step 4: Simplify right side
    97,228.60x = 6,391,365,618.61
  5. Step 5: Solve for x
    x = 6,391,365,618.61/97,228.60
  6. Step 6: Final answer
    x = 65,735.45

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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.