Home / 112,301.24-154,938.51-74,079.77

Finding the Fourth Proportional to 112,301.24, 154,938.51 and 74,079.77

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Solution

The fourth proportional to 112,301.24, 154,938.51 and 74,079.77 is: 102,205.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,301.24 : 154,938.51 = 74,079.77 : x
  2. Step 2: Convert to fraction form
    112,301.24/154,938.51 = 74,079.77/x
  3. Step 3: Cross multiply
    112,301.24x = 154,938.51 × 74,079.77
  4. Step 4: Simplify right side
    112,301.24x = 11,477,809,184.94
  5. Step 5: Solve for x
    x = 11,477,809,184.94/112,301.24
  6. Step 6: Final answer
    x = 102,205.54

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.