Home / 122,548.30-183,822.45-39,442.30

Finding the Fourth Proportional to 122,548.30, 183,822.45 and 39,442.30

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Solution

The fourth proportional to 122,548.30, 183,822.45 and 39,442.30 is: 59,163.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,548.30 : 183,822.45 = 39,442.30 : x
  2. Step 2: Convert to fraction form
    122,548.30/183,822.45 = 39,442.30/x
  3. Step 3: Cross multiply
    122,548.30x = 183,822.45 × 39,442.30
  4. Step 4: Simplify right side
    122,548.30x = 7,250,380,219.64
  5. Step 5: Solve for x
    x = 7,250,380,219.64/122,548.30
  6. Step 6: Final answer
    x = 59,163.45

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1.5x scale

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.