Home / 76,480.02-114,698.16-39,016.71

Finding the Fourth Proportional to 76,480.02, 114,698.16 and 39,016.71

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Solution

The fourth proportional to 76,480.02, 114,698.16 and 39,016.71 is: 58,513.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,480.02 : 114,698.16 = 39,016.71 : x
  2. Step 2: Convert to fraction form
    76,480.02/114,698.16 = 39,016.71/x
  3. Step 3: Cross multiply
    76,480.02x = 114,698.16 × 39,016.71
  4. Step 4: Simplify right side
    76,480.02x = 4,475,144,846.25
  5. Step 5: Solve for x
    x = 4,475,144,846.25/76,480.02
  6. Step 6: Final answer
    x = 58,513.91

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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.