Home / 260,508.36-359,480.16-145,781.10

Finding the Fourth Proportional to 260,508.36, 359,480.16 and 145,781.10

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Solution

The fourth proportional to 260,508.36, 359,480.16 and 145,781.10 is: 201,165.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,508.36 : 359,480.16 = 145,781.10 : x
  2. Step 2: Convert to fraction form
    260,508.36/359,480.16 = 145,781.10/x
  3. Step 3: Cross multiply
    260,508.36x = 359,480.16 × 145,781.10
  4. Step 4: Simplify right side
    260,508.36x = 52,405,413,152.98
  5. Step 5: Solve for x
    x = 52,405,413,152.98/260,508.36
  6. Step 6: Final answer
    x = 201,165.96

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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.