Home / 144,533.64-199,407.99-84,091.35

Finding the Fourth Proportional to 144,533.64, 199,407.99 and 84,091.35

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Solution

The fourth proportional to 144,533.64, 199,407.99 and 84,091.35 is: 116,017.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,533.64 : 199,407.99 = 84,091.35 : x
  2. Step 2: Convert to fraction form
    144,533.64/199,407.99 = 84,091.35/x
  3. Step 3: Cross multiply
    144,533.64x = 199,407.99 × 84,091.35
  4. Step 4: Simplify right side
    144,533.64x = 16,768,487,079.89
  5. Step 5: Solve for x
    x = 16,768,487,079.89/144,533.64
  6. Step 6: Final answer
    x = 116,017.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.