Home / 216,078.96-324,118.44-58,307.16

Finding the Fourth Proportional to 216,078.96, 324,118.44 and 58,307.16

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Solution

The fourth proportional to 216,078.96, 324,118.44 and 58,307.16 is: 87,460.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,078.96 : 324,118.44 = 58,307.16 : x
  2. Step 2: Convert to fraction form
    216,078.96/324,118.44 = 58,307.16/x
  3. Step 3: Cross multiply
    216,078.96x = 324,118.44 × 58,307.16
  4. Step 4: Simplify right side
    216,078.96x = 18,898,425,740.03
  5. Step 5: Solve for x
    x = 18,898,425,740.03/216,078.96
  6. Step 6: Final answer
    x = 87,460.74

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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.