Home / 213,945.86-295,265.10-118,452.56

Finding the Fourth Proportional to 213,945.86, 295,265.10 and 118,452.56

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Solution

The fourth proportional to 213,945.86, 295,265.10 and 118,452.56 is: 163,475.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,945.86 : 295,265.10 = 118,452.56 : x
  2. Step 2: Convert to fraction form
    213,945.86/295,265.10 = 118,452.56/x
  3. Step 3: Cross multiply
    213,945.86x = 295,265.10 × 118,452.56
  4. Step 4: Simplify right side
    213,945.86x = 34,974,904,905.07
  5. Step 5: Solve for x
    x = 34,974,904,905.07/213,945.86
  6. Step 6: Final answer
    x = 163,475.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.