Home / 97,129.84-145,684.32-26,059.60

Finding the Fourth Proportional to 97,129.84, 145,684.32 and 26,059.60

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Solution

The fourth proportional to 97,129.84, 145,684.32 and 26,059.60 is: 39,086.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,129.84 : 145,684.32 = 26,059.60 : x
  2. Step 2: Convert to fraction form
    97,129.84/145,684.32 = 26,059.60/x
  3. Step 3: Cross multiply
    97,129.84x = 145,684.32 × 26,059.60
  4. Step 4: Simplify right side
    97,129.84x = 3,796,475,105.47
  5. Step 5: Solve for x
    x = 3,796,475,105.47/97,129.84
  6. Step 6: Final answer
    x = 39,086.60

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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.