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Finding the Fourth Proportional to 180,036.76, 248,450.74 and 104,590.12

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Solution

The fourth proportional to 180,036.76, 248,450.74 and 104,590.12 is: 144,334.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,036.76 : 248,450.74 = 104,590.12 : x
  2. Step 2: Convert to fraction form
    180,036.76/248,450.74 = 104,590.12/x
  3. Step 3: Cross multiply
    180,036.76x = 248,450.74 × 104,590.12
  4. Step 4: Simplify right side
    180,036.76x = 25,985,492,710.69
  5. Step 5: Solve for x
    x = 25,985,492,710.69/180,036.76
  6. Step 6: Final answer
    x = 144,334.37

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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.