Home / 401,705.32-602,555.36-102,183.34

Finding the Fourth Proportional to 401,705.32, 602,555.36 and 102,183.34

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Solution

The fourth proportional to 401,705.32, 602,555.36 and 102,183.34 is: 153,274.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,705.32 : 602,555.36 = 102,183.34 : x
  2. Step 2: Convert to fraction form
    401,705.32/602,555.36 = 102,183.34/x
  3. Step 3: Cross multiply
    401,705.32x = 602,555.36 × 102,183.34
  4. Step 4: Simplify right side
    401,705.32x = 61,571,119,219.70
  5. Step 5: Solve for x
    x = 61,571,119,219.70/401,705.32
  6. Step 6: Final answer
    x = 153,274.34

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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.