Home / 180,126.16-248,583.54-103,656.90

Finding the Fourth Proportional to 180,126.16, 248,583.54 and 103,656.90

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Solution

The fourth proportional to 180,126.16, 248,583.54 and 103,656.90 is: 143,051.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,126.16 : 248,583.54 = 103,656.90 : x
  2. Step 2: Convert to fraction form
    180,126.16/248,583.54 = 103,656.90/x
  3. Step 3: Cross multiply
    180,126.16x = 248,583.54 × 103,656.90
  4. Step 4: Simplify right side
    180,126.16x = 25,767,399,147.43
  5. Step 5: Solve for x
    x = 25,767,399,147.43/180,126.16
  6. Step 6: Final answer
    x = 143,051.95

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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.