Home / 86,942.03-130,461.49-46,960.21

Finding the Fourth Proportional to 86,942.03, 130,461.49 and 46,960.21

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Solution

The fourth proportional to 86,942.03, 130,461.49 and 46,960.21 is: 70,466.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,942.03 : 130,461.49 = 46,960.21 : x
  2. Step 2: Convert to fraction form
    86,942.03/130,461.49 = 46,960.21/x
  3. Step 3: Cross multiply
    86,942.03x = 130,461.49 × 46,960.21
  4. Step 4: Simplify right side
    86,942.03x = 6,126,498,967.31
  5. Step 5: Solve for x
    x = 6,126,498,967.31/86,942.03
  6. Step 6: Final answer
    x = 70,466.48

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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.