Home / 118,210.33-163,190.33-91,292.41

Finding the Fourth Proportional to 118,210.33, 163,190.33 and 91,292.41

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Solution

The fourth proportional to 118,210.33, 163,190.33 and 91,292.41 is: 126,029.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,210.33 : 163,190.33 = 91,292.41 : x
  2. Step 2: Convert to fraction form
    118,210.33/163,190.33 = 91,292.41/x
  3. Step 3: Cross multiply
    118,210.33x = 163,190.33 × 91,292.41
  4. Step 4: Simplify right side
    118,210.33x = 14,898,038,514.40
  5. Step 5: Solve for x
    x = 14,898,038,514.40/118,210.33
  6. Step 6: Final answer
    x = 126,029.92

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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.