Home / 146,970.26-219,457.22-142,984.46

Finding the Fourth Proportional to 146,970.26, 219,457.22 and 142,984.46

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Solution

The fourth proportional to 146,970.26, 219,457.22 and 142,984.46 is: 213,505.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,970.26 : 219,457.22 = 142,984.46 : x
  2. Step 2: Convert to fraction form
    146,970.26/219,457.22 = 142,984.46/x
  3. Step 3: Cross multiply
    146,970.26x = 219,457.22 × 142,984.46
  4. Step 4: Simplify right side
    146,970.26x = 31,378,971,379.88
  5. Step 5: Solve for x
    x = 31,378,971,379.88/146,970.26
  6. Step 6: Final answer
    x = 213,505.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.