Home / 121,028.41-167,009.26-70,044.87

Finding the Fourth Proportional to 121,028.41, 167,009.26 and 70,044.87

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Solution

The fourth proportional to 121,028.41, 167,009.26 and 70,044.87 is: 96,656.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,028.41 : 167,009.26 = 70,044.87 : x
  2. Step 2: Convert to fraction form
    121,028.41/167,009.26 = 70,044.87/x
  3. Step 3: Cross multiply
    121,028.41x = 167,009.26 × 70,044.87
  4. Step 4: Simplify right side
    121,028.41x = 11,698,141,905.50
  5. Step 5: Solve for x
    x = 11,698,141,905.50/121,028.41
  6. Step 6: Final answer
    x = 96,656.16

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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.