Home / 309,031.94-463,619.81-95,788.55

Finding the Fourth Proportional to 309,031.94, 463,619.81 and 95,788.55

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Solution

The fourth proportional to 309,031.94, 463,619.81 and 95,788.55 is: 143,705.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,031.94 : 463,619.81 = 95,788.55 : x
  2. Step 2: Convert to fraction form
    309,031.94/463,619.81 = 95,788.55/x
  3. Step 3: Cross multiply
    309,031.94x = 463,619.81 × 95,788.55
  4. Step 4: Simplify right side
    309,031.94x = 44,409,466,554.13
  5. Step 5: Solve for x
    x = 44,409,466,554.13/309,031.94
  6. Step 6: Final answer
    x = 143,705.10

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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.