Home / 189,284.22-283,259.84-118,240.34

Finding the Fourth Proportional to 189,284.22, 283,259.84 and 118,240.34

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Solution

The fourth proportional to 189,284.22, 283,259.84 and 118,240.34 is: 176,944.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,284.22 : 283,259.84 = 118,240.34 : x
  2. Step 2: Convert to fraction form
    189,284.22/283,259.84 = 118,240.34/x
  3. Step 3: Cross multiply
    189,284.22x = 283,259.84 × 118,240.34
  4. Step 4: Simplify right side
    189,284.22x = 33,492,737,782.44
  5. Step 5: Solve for x
    x = 33,492,737,782.44/189,284.22
  6. Step 6: Final answer
    x = 176,944.16

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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.