Home / 228,465.90-342,180.45-144,485.10

Finding the Fourth Proportional to 228,465.90, 342,180.45 and 144,485.10

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Solution

The fourth proportional to 228,465.90, 342,180.45 and 144,485.10 is: 216,399.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,465.90 : 342,180.45 = 144,485.10 : x
  2. Step 2: Convert to fraction form
    228,465.90/342,180.45 = 144,485.10/x
  3. Step 3: Cross multiply
    228,465.90x = 342,180.45 × 144,485.10
  4. Step 4: Simplify right side
    228,465.90x = 49,439,976,536.30
  5. Step 5: Solve for x
    x = 49,439,976,536.30/228,465.90
  6. Step 6: Final answer
    x = 216,399.81

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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.