Home / 152,759.80-229,172.10-46,147.60

Finding the Fourth Proportional to 152,759.80, 229,172.10 and 46,147.60

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Solution

The fourth proportional to 152,759.80, 229,172.10 and 46,147.60 is: 69,231.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,759.80 : 229,172.10 = 46,147.60 : x
  2. Step 2: Convert to fraction form
    152,759.80/229,172.10 = 46,147.60/x
  3. Step 3: Cross multiply
    152,759.80x = 229,172.10 × 46,147.60
  4. Step 4: Simplify right side
    152,759.80x = 10,575,742,401.96
  5. Step 5: Solve for x
    x = 10,575,742,401.96/152,759.80
  6. Step 6: Final answer
    x = 69,231.19

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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.