Home / 218,013.48-300,671.26-141,457.14

Finding the Fourth Proportional to 218,013.48, 300,671.26 and 141,457.14

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Solution

The fourth proportional to 218,013.48, 300,671.26 and 141,457.14 is: 195,089.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,013.48 : 300,671.26 = 141,457.14 : x
  2. Step 2: Convert to fraction form
    218,013.48/300,671.26 = 141,457.14/x
  3. Step 3: Cross multiply
    218,013.48x = 300,671.26 × 141,457.14
  4. Step 4: Simplify right side
    218,013.48x = 42,532,096,166.15
  5. Step 5: Solve for x
    x = 42,532,096,166.15/218,013.48
  6. Step 6: Final answer
    x = 195,089.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.