Home / 122,059.20-183,017.52-51,902.40

Finding the Fourth Proportional to 122,059.20, 183,017.52 and 51,902.40

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Solution

The fourth proportional to 122,059.20, 183,017.52 and 51,902.40 is: 77,823.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,059.20 : 183,017.52 = 51,902.40 : x
  2. Step 2: Convert to fraction form
    122,059.20/183,017.52 = 51,902.40/x
  3. Step 3: Cross multiply
    122,059.20x = 183,017.52 × 51,902.40
  4. Step 4: Simplify right side
    122,059.20x = 9,499,048,530.05
  5. Step 5: Solve for x
    x = 9,499,048,530.05/122,059.20
  6. Step 6: Final answer
    x = 77,823.29

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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.