Home / 65,189.16-97,749.18-28,233

Finding the Fourth Proportional to 65,189.16, 97,749.18 and 28,233

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Solution

The fourth proportional to 65,189.16, 97,749.18 and 28,233 is: 42,334.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,189.16 : 97,749.18 = 28,233 : x
  2. Step 2: Convert to fraction form
    65,189.16/97,749.18 = 28,233/x
  3. Step 3: Cross multiply
    65,189.16x = 97,749.18 × 28,233
  4. Step 4: Simplify right side
    65,189.16x = 2,759,752,598.94
  5. Step 5: Solve for x
    x = 2,759,752,598.94/65,189.16
  6. Step 6: Final answer
    x = 42,334.53

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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.