Home / 147,077.07-220,586.57-40,433.51

Finding the Fourth Proportional to 147,077.07, 220,586.57 and 40,433.51

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Solution

The fourth proportional to 147,077.07, 220,586.57 and 40,433.51 is: 60,642.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,077.07 : 220,586.57 = 40,433.51 : x
  2. Step 2: Convert to fraction form
    147,077.07/220,586.57 = 40,433.51/x
  3. Step 3: Cross multiply
    147,077.07x = 220,586.57 × 40,433.51
  4. Step 4: Simplify right side
    147,077.07x = 8,919,089,633.26
  5. Step 5: Solve for x
    x = 8,919,089,633.26/147,077.07
  6. Step 6: Final answer
    x = 60,642.29

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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.