Home / 76,047.36-114,012.72-46,479.12

Finding the Fourth Proportional to 76,047.36, 114,012.72 and 46,479.12

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Solution

The fourth proportional to 76,047.36, 114,012.72 and 46,479.12 is: 69,683.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,047.36 : 114,012.72 = 46,479.12 : x
  2. Step 2: Convert to fraction form
    76,047.36/114,012.72 = 46,479.12/x
  3. Step 3: Cross multiply
    76,047.36x = 114,012.72 × 46,479.12
  4. Step 4: Simplify right side
    76,047.36x = 5,299,210,894.41
  5. Step 5: Solve for x
    x = 5,299,210,894.41/76,047.36
  6. Step 6: Final answer
    x = 69,683.04

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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.