Home / 89,871.06-134,806.59-30,707.22

Finding the Fourth Proportional to 89,871.06, 134,806.59 and 30,707.22

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Solution

The fourth proportional to 89,871.06, 134,806.59 and 30,707.22 is: 46,060.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,871.06 : 134,806.59 = 30,707.22 : x
  2. Step 2: Convert to fraction form
    89,871.06/134,806.59 = 30,707.22/x
  3. Step 3: Cross multiply
    89,871.06x = 134,806.59 × 30,707.22
  4. Step 4: Simplify right side
    89,871.06x = 4,139,535,616.58
  5. Step 5: Solve for x
    x = 4,139,535,616.58/89,871.06
  6. Step 6: Final answer
    x = 46,060.83

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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.