Home / 57,518.68-86,161.24-29,038.05

Finding the Fourth Proportional to 57,518.68, 86,161.24 and 29,038.05

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Solution

The fourth proportional to 57,518.68, 86,161.24 and 29,038.05 is: 43,498.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,518.68 : 86,161.24 = 29,038.05 : x
  2. Step 2: Convert to fraction form
    57,518.68/86,161.24 = 29,038.05/x
  3. Step 3: Cross multiply
    57,518.68x = 86,161.24 × 29,038.05
  4. Step 4: Simplify right side
    57,518.68x = 2,501,954,395.18
  5. Step 5: Solve for x
    x = 2,501,954,395.18/57,518.68
  6. Step 6: Final answer
    x = 43,498.12

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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.