Home / 156,017.15-234,157.01-146,175.65

Finding the Fourth Proportional to 156,017.15, 234,157.01 and 146,175.65

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Solution

The fourth proportional to 156,017.15, 234,157.01 and 146,175.65 is: 219,386.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,017.15 : 234,157.01 = 146,175.65 : x
  2. Step 2: Convert to fraction form
    156,017.15/234,157.01 = 146,175.65/x
  3. Step 3: Cross multiply
    156,017.15x = 234,157.01 × 146,175.65
  4. Step 4: Simplify right side
    156,017.15x = 34,228,053,504.25
  5. Step 5: Solve for x
    x = 34,228,053,504.25/156,017.15
  6. Step 6: Final answer
    x = 219,386.48

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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.