Home / 180,190.83-248,670.36-119,657.10

Finding the Fourth Proportional to 180,190.83, 248,670.36 and 119,657.10

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Solution

The fourth proportional to 180,190.83, 248,670.36 and 119,657.10 is: 165,131.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,190.83 : 248,670.36 = 119,657.10 : x
  2. Step 2: Convert to fraction form
    180,190.83/248,670.36 = 119,657.10/x
  3. Step 3: Cross multiply
    180,190.83x = 248,670.36 × 119,657.10
  4. Step 4: Simplify right side
    180,190.83x = 29,755,174,133.56
  5. Step 5: Solve for x
    x = 29,755,174,133.56/180,190.83
  6. Step 6: Final answer
    x = 165,131.46

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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.