Home / 268,568.19-402,878.60-97,836.30

Finding the Fourth Proportional to 268,568.19, 402,878.60 and 97,836.30

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Solution

The fourth proportional to 268,568.19, 402,878.60 and 97,836.30 is: 146,764.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,568.19 : 402,878.60 = 97,836.30 : x
  2. Step 2: Convert to fraction form
    268,568.19/402,878.60 = 97,836.30/x
  3. Step 3: Cross multiply
    268,568.19x = 402,878.60 × 97,836.30
  4. Step 4: Simplify right side
    268,568.19x = 39,416,151,084.00
  5. Step 5: Solve for x
    x = 39,416,151,084.00/268,568.19
  6. Step 6: Final answer
    x = 146,764.03

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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.