Home / 144,534.70-216,803.42-64,576.69

Finding the Fourth Proportional to 144,534.70, 216,803.42 and 64,576.69

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Solution

The fourth proportional to 144,534.70, 216,803.42 and 64,576.69 is: 96,865.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,534.70 : 216,803.42 = 64,576.69 : x
  2. Step 2: Convert to fraction form
    144,534.70/216,803.42 = 64,576.69/x
  3. Step 3: Cross multiply
    144,534.70x = 216,803.42 × 64,576.69
  4. Step 4: Simplify right side
    144,534.70x = 14,000,447,244.28
  5. Step 5: Solve for x
    x = 14,000,447,244.28/144,534.70
  6. Step 6: Final answer
    x = 96,865.65

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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.