Home / 228,688.80-343,263.60-110,455.20

Finding the Fourth Proportional to 228,688.80, 343,263.60 and 110,455.20

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Solution

The fourth proportional to 228,688.80, 343,263.60 and 110,455.20 is: 165,794.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,688.80 : 343,263.60 = 110,455.20 : x
  2. Step 2: Convert to fraction form
    228,688.80/343,263.60 = 110,455.20/x
  3. Step 3: Cross multiply
    228,688.80x = 343,263.60 × 110,455.20
  4. Step 4: Simplify right side
    228,688.80x = 37,915,249,590.72
  5. Step 5: Solve for x
    x = 37,915,249,590.72/228,688.80
  6. Step 6: Final answer
    x = 165,794.08

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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.