Home / 216,008.04-324,007.20-97,647.60

Finding the Fourth Proportional to 216,008.04, 324,007.20 and 97,647.60

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Solution

The fourth proportional to 216,008.04, 324,007.20 and 97,647.60 is: 146,469.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,008.04 : 324,007.20 = 97,647.60 : x
  2. Step 2: Convert to fraction form
    216,008.04/324,007.20 = 97,647.60/x
  3. Step 3: Cross multiply
    216,008.04x = 324,007.20 × 97,647.60
  4. Step 4: Simplify right side
    216,008.04x = 31,638,525,462.72
  5. Step 5: Solve for x
    x = 31,638,525,462.72/216,008.04
  6. Step 6: Final answer
    x = 146,469.20

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1.5x scale

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.