Home / 309,031.07-463,618.49-95,787.67

Finding the Fourth Proportional to 309,031.07, 463,618.49 and 95,787.67

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Solution

The fourth proportional to 309,031.07, 463,618.49 and 95,787.67 is: 143,703.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,031.07 : 463,618.49 = 95,787.67 : x
  2. Step 2: Convert to fraction form
    309,031.07/463,618.49 = 95,787.67/x
  3. Step 3: Cross multiply
    309,031.07x = 463,618.49 × 95,787.67
  4. Step 4: Simplify right side
    309,031.07x = 44,408,934,926.02
  5. Step 5: Solve for x
    x = 44,408,934,926.02/309,031.07
  6. Step 6: Final answer
    x = 143,703.79

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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.