Home / 52,108.21-78,162.36-36,595.09

Finding the Fourth Proportional to 52,108.21, 78,162.36 and 36,595.09

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Solution

The fourth proportional to 52,108.21, 78,162.36 and 36,595.09 is: 54,892.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,108.21 : 78,162.36 = 36,595.09 : x
  2. Step 2: Convert to fraction form
    52,108.21/78,162.36 = 36,595.09/x
  3. Step 3: Cross multiply
    52,108.21x = 78,162.36 × 36,595.09
  4. Step 4: Simplify right side
    52,108.21x = 2,860,358,598.81
  5. Step 5: Solve for x
    x = 2,860,358,598.81/52,108.21
  6. Step 6: Final answer
    x = 54,892.67

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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.