Home / 228,408.69-342,683.12-102,155.14

Finding the Fourth Proportional to 228,408.69, 342,683.12 and 102,155.14

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Solution

The fourth proportional to 228,408.69, 342,683.12 and 102,155.14 is: 153,264.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,408.69 : 342,683.12 = 102,155.14 : x
  2. Step 2: Convert to fraction form
    228,408.69/342,683.12 = 102,155.14/x
  3. Step 3: Cross multiply
    228,408.69x = 342,683.12 × 102,155.14
  4. Step 4: Simplify right side
    228,408.69x = 35,006,842,099.24
  5. Step 5: Solve for x
    x = 35,006,842,099.24/228,408.69
  6. Step 6: Final answer
    x = 153,264.06

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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.