Home / 113,015.44-170,199.92-102,926.36

Finding the Fourth Proportional to 113,015.44, 170,199.92 and 102,926.36

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Solution

The fourth proportional to 113,015.44, 170,199.92 and 102,926.36 is: 155,005.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,015.44 : 170,199.92 = 102,926.36 : x
  2. Step 2: Convert to fraction form
    113,015.44/170,199.92 = 102,926.36/x
  3. Step 3: Cross multiply
    113,015.44x = 170,199.92 × 102,926.36
  4. Step 4: Simplify right side
    113,015.44x = 17,518,058,237.89
  5. Step 5: Solve for x
    x = 17,518,058,237.89/113,015.44
  6. Step 6: Final answer
    x = 155,005.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.