Home / 188,501.16-260,044.88-167,012.80

Finding the Fourth Proportional to 188,501.16, 260,044.88 and 167,012.80

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Solution

The fourth proportional to 188,501.16, 260,044.88 and 167,012.80 is: 230,400.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,501.16 : 260,044.88 = 167,012.80 : x
  2. Step 2: Convert to fraction form
    188,501.16/260,044.88 = 167,012.80/x
  3. Step 3: Cross multiply
    188,501.16x = 260,044.88 × 167,012.80
  4. Step 4: Simplify right side
    188,501.16x = 43,430,823,952.00
  5. Step 5: Solve for x
    x = 43,430,823,952.00/188,501.16
  6. Step 6: Final answer
    x = 230,400.84

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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.