Home / 175,904.80-263,857.20-97,172.80

Finding the Fourth Proportional to 175,904.80, 263,857.20 and 97,172.80

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Solution

The fourth proportional to 175,904.80, 263,857.20 and 97,172.80 is: 145,759.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,904.80 : 263,857.20 = 97,172.80 : x
  2. Step 2: Convert to fraction form
    175,904.80/263,857.20 = 97,172.80/x
  3. Step 3: Cross multiply
    175,904.80x = 263,857.20 × 97,172.80
  4. Step 4: Simplify right side
    175,904.80x = 25,639,742,924.16
  5. Step 5: Solve for x
    x = 25,639,742,924.16/175,904.80
  6. Step 6: Final answer
    x = 145,759.20

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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.