Home / 180,036.33-248,442.57-103,549.65

Finding the Fourth Proportional to 180,036.33, 248,442.57 and 103,549.65

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Solution

The fourth proportional to 180,036.33, 248,442.57 and 103,549.65 is: 142,894.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,036.33 : 248,442.57 = 103,549.65 : x
  2. Step 2: Convert to fraction form
    180,036.33/248,442.57 = 103,549.65/x
  3. Step 3: Cross multiply
    180,036.33x = 248,442.57 × 103,549.65
  4. Step 4: Simplify right side
    180,036.33x = 25,726,141,168.60
  5. Step 5: Solve for x
    x = 25,726,141,168.60/180,036.33
  6. Step 6: Final answer
    x = 142,894.17

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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.