Home / 216,214.24-324,314.28-97,885.60

Finding the Fourth Proportional to 216,214.24, 324,314.28 and 97,885.60

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Solution

The fourth proportional to 216,214.24, 324,314.28 and 97,885.60 is: 146,825.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,214.24 : 324,314.28 = 97,885.60 : x
  2. Step 2: Convert to fraction form
    216,214.24/324,314.28 = 97,885.60/x
  3. Step 3: Cross multiply
    216,214.24x = 324,314.28 × 97,885.60
  4. Step 4: Simplify right side
    216,214.24x = 31,745,697,886.37
  5. Step 5: Solve for x
    x = 31,745,697,886.37/216,214.24
  6. Step 6: Final answer
    x = 146,825.19

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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.