Home / 89,124.23-133,703.22-35,820.36

Finding the Fourth Proportional to 89,124.23, 133,703.22 and 35,820.36

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Solution

The fourth proportional to 89,124.23, 133,703.22 and 35,820.36 is: 53,737.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,124.23 : 133,703.22 = 35,820.36 : x
  2. Step 2: Convert to fraction form
    89,124.23/133,703.22 = 35,820.36/x
  3. Step 3: Cross multiply
    89,124.23x = 133,703.22 × 35,820.36
  4. Step 4: Simplify right side
    89,124.23x = 4,789,297,607.89
  5. Step 5: Solve for x
    x = 4,789,297,607.89/89,124.23
  6. Step 6: Final answer
    x = 53,737.32

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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.