Home / 112,036.14-154,609.38-61,048.68

Finding the Fourth Proportional to 112,036.14, 154,609.38 and 61,048.68

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Solution

The fourth proportional to 112,036.14, 154,609.38 and 61,048.68 is: 84,246.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,036.14 : 154,609.38 = 61,048.68 : x
  2. Step 2: Convert to fraction form
    112,036.14/154,609.38 = 61,048.68/x
  3. Step 3: Cross multiply
    112,036.14x = 154,609.38 × 61,048.68
  4. Step 4: Simplify right side
    112,036.14x = 9,438,698,564.62
  5. Step 5: Solve for x
    x = 9,438,698,564.62/112,036.14
  6. Step 6: Final answer
    x = 84,246.91

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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.