Home / 113,970.48-170,972.40-35,091.60

Finding the Fourth Proportional to 113,970.48, 170,972.40 and 35,091.60

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Solution

The fourth proportional to 113,970.48, 170,972.40 and 35,091.60 is: 52,642.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,970.48 : 170,972.40 = 35,091.60 : x
  2. Step 2: Convert to fraction form
    113,970.48/170,972.40 = 35,091.60/x
  3. Step 3: Cross multiply
    113,970.48x = 170,972.40 × 35,091.60
  4. Step 4: Simplify right side
    113,970.48x = 5,999,695,071.84
  5. Step 5: Solve for x
    x = 5,999,695,071.84/113,970.48
  6. Step 6: Final answer
    x = 52,642.54

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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.