Home / 175,435.40-263,155.56-57,107.36

Finding the Fourth Proportional to 175,435.40, 263,155.56 and 57,107.36

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Solution

The fourth proportional to 175,435.40, 263,155.56 and 57,107.36 is: 85,661.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,435.40 : 263,155.56 = 57,107.36 : x
  2. Step 2: Convert to fraction form
    175,435.40/263,155.56 = 57,107.36/x
  3. Step 3: Cross multiply
    175,435.40x = 263,155.56 × 57,107.36
  4. Step 4: Simplify right side
    175,435.40x = 15,028,119,300.92
  5. Step 5: Solve for x
    x = 15,028,119,300.92/175,435.40
  6. Step 6: Final answer
    x = 85,661.84

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1.5x scale

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.