Home / 220,779.72-331,172.69-63,008.19

Finding the Fourth Proportional to 220,779.72, 331,172.69 and 63,008.19

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Solution

The fourth proportional to 220,779.72, 331,172.69 and 63,008.19 is: 94,513.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,779.72 : 331,172.69 = 63,008.19 : x
  2. Step 2: Convert to fraction form
    220,779.72/331,172.69 = 63,008.19/x
  3. Step 3: Cross multiply
    220,779.72x = 331,172.69 × 63,008.19
  4. Step 4: Simplify right side
    220,779.72x = 20,866,591,459.29
  5. Step 5: Solve for x
    x = 20,866,591,459.29/220,779.72
  6. Step 6: Final answer
    x = 94,513.17

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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.