Home / 97,288.19-145,936.65-29,815.35

Finding the Fourth Proportional to 97,288.19, 145,936.65 and 29,815.35

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Solution

The fourth proportional to 97,288.19, 145,936.65 and 29,815.35 is: 44,724.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,288.19 : 145,936.65 = 29,815.35 : x
  2. Step 2: Convert to fraction form
    97,288.19/145,936.65 = 29,815.35/x
  3. Step 3: Cross multiply
    97,288.19x = 145,936.65 × 29,815.35
  4. Step 4: Simplify right side
    97,288.19x = 4,351,151,694.41
  5. Step 5: Solve for x
    x = 4,351,151,694.41/97,288.19
  6. Step 6: Final answer
    x = 44,724.35

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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.