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Finding the Fourth Proportional to 228,468.60, 342,717.48 and 70,683.84

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Solution

The fourth proportional to 228,468.60, 342,717.48 and 70,683.84 is: 106,030.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,468.60 : 342,717.48 = 70,683.84 : x
  2. Step 2: Convert to fraction form
    228,468.60/342,717.48 = 70,683.84/x
  3. Step 3: Cross multiply
    228,468.60x = 342,717.48 × 70,683.84
  4. Step 4: Simplify right side
    228,468.60x = 24,224,587,521.52
  5. Step 5: Solve for x
    x = 24,224,587,521.52/228,468.60
  6. Step 6: Final answer
    x = 106,030.27

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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.