Home / 101,411.55-152,142.23-34,852.64

Finding the Fourth Proportional to 101,411.55, 152,142.23 and 34,852.64

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Solution

The fourth proportional to 101,411.55, 152,142.23 and 34,852.64 is: 52,287.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,411.55 : 152,142.23 = 34,852.64 : x
  2. Step 2: Convert to fraction form
    101,411.55/152,142.23 = 34,852.64/x
  3. Step 3: Cross multiply
    101,411.55x = 152,142.23 × 34,852.64
  4. Step 4: Simplify right side
    101,411.55x = 5,302,557,697.41
  5. Step 5: Solve for x
    x = 5,302,557,697.41/101,411.55
  6. Step 6: Final answer
    x = 52,287.51

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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.