Home / 126,794.67-190,210.55-38,055.19

Finding the Fourth Proportional to 126,794.67, 190,210.55 and 38,055.19

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Solution

The fourth proportional to 126,794.67, 190,210.55 and 38,055.19 is: 57,088.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,794.67 : 190,210.55 = 38,055.19 : x
  2. Step 2: Convert to fraction form
    126,794.67/190,210.55 = 38,055.19/x
  3. Step 3: Cross multiply
    126,794.67x = 190,210.55 × 38,055.19
  4. Step 4: Simplify right side
    126,794.67x = 7,238,498,620.25
  5. Step 5: Solve for x
    x = 7,238,498,620.25/126,794.67
  6. Step 6: Final answer
    x = 57,088.35

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1.5x scale

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.