Home / 104,033.37-143,565.03-56,285.70

Finding the Fourth Proportional to 104,033.37, 143,565.03 and 56,285.70

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Solution

The fourth proportional to 104,033.37, 143,565.03 and 56,285.70 is: 77,673.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,033.37 : 143,565.03 = 56,285.70 : x
  2. Step 2: Convert to fraction form
    104,033.37/143,565.03 = 56,285.70/x
  3. Step 3: Cross multiply
    104,033.37x = 143,565.03 × 56,285.70
  4. Step 4: Simplify right side
    104,033.37x = 8,080,658,209.07
  5. Step 5: Solve for x
    x = 8,080,658,209.07/104,033.37
  6. Step 6: Final answer
    x = 77,673.71

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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.