Home / 189,055.19-283,484.36-55,917.48

Finding the Fourth Proportional to 189,055.19, 283,484.36 and 55,917.48

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Solution

The fourth proportional to 189,055.19, 283,484.36 and 55,917.48 is: 83,847.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,055.19 : 283,484.36 = 55,917.48 : x
  2. Step 2: Convert to fraction form
    189,055.19/283,484.36 = 55,917.48/x
  3. Step 3: Cross multiply
    189,055.19x = 283,484.36 × 55,917.48
  4. Step 4: Simplify right side
    189,055.19x = 15,851,730,107.34
  5. Step 5: Solve for x
    x = 15,851,730,107.34/189,055.19
  6. Step 6: Final answer
    x = 83,847.11

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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.