Home / 112,052.34-154,632.26-61,065.09

Finding the Fourth Proportional to 112,052.34, 154,632.26 and 61,065.09

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Solution

The fourth proportional to 112,052.34, 154,632.26 and 61,065.09 is: 84,269.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,052.34 : 154,632.26 = 61,065.09 : x
  2. Step 2: Convert to fraction form
    112,052.34/154,632.26 = 61,065.09/x
  3. Step 3: Cross multiply
    112,052.34x = 154,632.26 × 61,065.09
  4. Step 4: Simplify right side
    112,052.34x = 9,442,632,873.80
  5. Step 5: Solve for x
    x = 9,442,632,873.80/112,052.34
  6. Step 6: Final answer
    x = 84,269.84

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Why These Related Problems?

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