Home / 91,809.06-137,714.19-25,256.22

Finding the Fourth Proportional to 91,809.06, 137,714.19 and 25,256.22

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Solution

The fourth proportional to 91,809.06, 137,714.19 and 25,256.22 is: 37,884.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,809.06 : 137,714.19 = 25,256.22 : x
  2. Step 2: Convert to fraction form
    91,809.06/137,714.19 = 25,256.22/x
  3. Step 3: Cross multiply
    91,809.06x = 137,714.19 × 25,256.22
  4. Step 4: Simplify right side
    91,809.06x = 3,478,139,879.76
  5. Step 5: Solve for x
    x = 3,478,139,879.76/91,809.06
  6. Step 6: Final answer
    x = 37,884.50

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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.