Home / 84,567.36-126,840.96-22,242.72

Finding the Fourth Proportional to 84,567.36, 126,840.96 and 22,242.72

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Solution

The fourth proportional to 84,567.36, 126,840.96 and 22,242.72 is: 33,361.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,567.36 : 126,840.96 = 22,242.72 : x
  2. Step 2: Convert to fraction form
    84,567.36/126,840.96 = 22,242.72/x
  3. Step 3: Cross multiply
    84,567.36x = 126,840.96 × 22,242.72
  4. Step 4: Simplify right side
    84,567.36x = 2,821,287,957.81
  5. Step 5: Solve for x
    x = 2,821,287,957.81/84,567.36
  6. Step 6: Final answer
    x = 33,361.43

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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.