Home / 144,077.46-216,091.08-65,173.20

Finding the Fourth Proportional to 144,077.46, 216,091.08 and 65,173.20

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Solution

The fourth proportional to 144,077.46, 216,091.08 and 65,173.20 is: 97,748.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,077.46 : 216,091.08 = 65,173.20 : x
  2. Step 2: Convert to fraction form
    144,077.46/216,091.08 = 65,173.20/x
  3. Step 3: Cross multiply
    144,077.46x = 216,091.08 × 65,173.20
  4. Step 4: Simplify right side
    144,077.46x = 14,083,347,175.06
  5. Step 5: Solve for x
    x = 14,083,347,175.06/144,077.46
  6. Step 6: Final answer
    x = 97,748.44

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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.