Home / 116,492.15-160,749.97-65,495.18

Finding the Fourth Proportional to 116,492.15, 160,749.97 and 65,495.18

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Solution

The fourth proportional to 116,492.15, 160,749.97 and 65,495.18 is: 90,378.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,492.15 : 160,749.97 = 65,495.18 : x
  2. Step 2: Convert to fraction form
    116,492.15/160,749.97 = 65,495.18/x
  3. Step 3: Cross multiply
    116,492.15x = 160,749.97 × 65,495.18
  4. Step 4: Simplify right side
    116,492.15x = 10,528,348,458.28
  5. Step 5: Solve for x
    x = 10,528,348,458.28/116,492.15
  6. Step 6: Final answer
    x = 90,378.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.