Home / 96,749.40-144,929.70-65,256.60

Finding the Fourth Proportional to 96,749.40, 144,929.70 and 65,256.60

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Solution

The fourth proportional to 96,749.40, 144,929.70 and 65,256.60 is: 97,753.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,749.40 : 144,929.70 = 65,256.60 : x
  2. Step 2: Convert to fraction form
    96,749.40/144,929.70 = 65,256.60/x
  3. Step 3: Cross multiply
    96,749.40x = 144,929.70 × 65,256.60
  4. Step 4: Simplify right side
    96,749.40x = 9,457,619,461.02
  5. Step 5: Solve for x
    x = 9,457,619,461.02/96,749.40
  6. Step 6: Final answer
    x = 97,753.78

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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.