Home / 228,039.51-314,667.27-126,051.20

Finding the Fourth Proportional to 228,039.51, 314,667.27 and 126,051.20

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Solution

The fourth proportional to 228,039.51, 314,667.27 and 126,051.20 is: 173,935.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,039.51 : 314,667.27 = 126,051.20 : x
  2. Step 2: Convert to fraction form
    228,039.51/314,667.27 = 126,051.20/x
  3. Step 3: Cross multiply
    228,039.51x = 314,667.27 × 126,051.20
  4. Step 4: Simplify right side
    228,039.51x = 39,664,185,410.89
  5. Step 5: Solve for x
    x = 39,664,185,410.89/228,039.51
  6. Step 6: Final answer
    x = 173,935.58

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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.