Home / 52,408.22-72,323.48-31,187.03

Finding the Fourth Proportional to 52,408.22, 72,323.48 and 31,187.03

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Solution

The fourth proportional to 52,408.22, 72,323.48 and 31,187.03 is: 43,038.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,408.22 : 72,323.48 = 31,187.03 : x
  2. Step 2: Convert to fraction form
    52,408.22/72,323.48 = 31,187.03/x
  3. Step 3: Cross multiply
    52,408.22x = 72,323.48 × 31,187.03
  4. Step 4: Simplify right side
    52,408.22x = 2,255,554,256.81
  5. Step 5: Solve for x
    x = 2,255,554,256.81/52,408.22
  6. Step 6: Final answer
    x = 43,038.18

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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.