Home / 115,749.76-174,492.21-108,034.18

Finding the Fourth Proportional to 115,749.76, 174,492.21 and 108,034.18

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Solution

The fourth proportional to 115,749.76, 174,492.21 and 108,034.18 is: 162,861.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,749.76 : 174,492.21 = 108,034.18 : x
  2. Step 2: Convert to fraction form
    115,749.76/174,492.21 = 108,034.18/x
  3. Step 3: Cross multiply
    115,749.76x = 174,492.21 × 108,034.18
  4. Step 4: Simplify right side
    115,749.76x = 18,851,122,823.74
  5. Step 5: Solve for x
    x = 18,851,122,823.74/115,749.76
  6. Step 6: Final answer
    x = 162,861.01

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.