Home / 112,046.40-154,622.04-61,059.54

Finding the Fourth Proportional to 112,046.40, 154,622.04 and 61,059.54

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Solution

The fourth proportional to 112,046.40, 154,622.04 and 61,059.54 is: 84,261.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,046.40 : 154,622.04 = 61,059.54 : x
  2. Step 2: Convert to fraction form
    112,046.40/154,622.04 = 61,059.54/x
  3. Step 3: Cross multiply
    112,046.40x = 154,622.04 × 61,059.54
  4. Step 4: Simplify right side
    112,046.40x = 9,441,150,636.26
  5. Step 5: Solve for x
    x = 9,441,150,636.26/112,046.40
  6. Step 6: Final answer
    x = 84,261.08

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1.5x scale

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.