Home / 432,037.26-648,161.06-143,848.14

Finding the Fourth Proportional to 432,037.26, 648,161.06 and 143,848.14

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Solution

The fourth proportional to 432,037.26, 648,161.06 and 143,848.14 is: 215,807.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,037.26 : 648,161.06 = 143,848.14 : x
  2. Step 2: Convert to fraction form
    432,037.26/648,161.06 = 143,848.14/x
  3. Step 3: Cross multiply
    432,037.26x = 648,161.06 × 143,848.14
  4. Step 4: Simplify right side
    432,037.26x = 93,236,766,434.16
  5. Step 5: Solve for x
    x = 93,236,766,434.16/432,037.26
  6. Step 6: Final answer
    x = 215,807.23

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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.