Home / 167,079.36-250,175.64-130,693.20

Finding the Fourth Proportional to 167,079.36, 250,175.64 and 130,693.20

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Solution

The fourth proportional to 167,079.36, 250,175.64 and 130,693.20 is: 195,692.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,079.36 : 250,175.64 = 130,693.20 : x
  2. Step 2: Convert to fraction form
    167,079.36/250,175.64 = 130,693.20/x
  3. Step 3: Cross multiply
    167,079.36x = 250,175.64 × 130,693.20
  4. Step 4: Simplify right side
    167,079.36x = 32,696,254,953.65
  5. Step 5: Solve for x
    x = 32,696,254,953.65/167,079.36
  6. Step 6: Final answer
    x = 195,692.96

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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.