Home / 76,048.48-114,011.20-46,456.32

Finding the Fourth Proportional to 76,048.48, 114,011.20 and 46,456.32

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Solution

The fourth proportional to 76,048.48, 114,011.20 and 46,456.32 is: 69,646.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,048.48 : 114,011.20 = 46,456.32 : x
  2. Step 2: Convert to fraction form
    76,048.48/114,011.20 = 46,456.32/x
  3. Step 3: Cross multiply
    76,048.48x = 114,011.20 × 46,456.32
  4. Step 4: Simplify right side
    76,048.48x = 5,296,540,790.78
  5. Step 5: Solve for x
    x = 5,296,540,790.78/76,048.48
  6. Step 6: Final answer
    x = 69,646.90

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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.