Home / 112,637.67-168,807.05-93,954.31

Finding the Fourth Proportional to 112,637.67, 168,807.05 and 93,954.31

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Solution

The fourth proportional to 112,637.67, 168,807.05 and 93,954.31 is: 140,806.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,637.67 : 168,807.05 = 93,954.31 : x
  2. Step 2: Convert to fraction form
    112,637.67/168,807.05 = 93,954.31/x
  3. Step 3: Cross multiply
    112,637.67x = 168,807.05 × 93,954.31
  4. Step 4: Simplify right side
    112,637.67x = 15,860,150,844.46
  5. Step 5: Solve for x
    x = 15,860,150,844.46/112,637.67
  6. Step 6: Final answer
    x = 140,806.81

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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.