Home / 170,444.16-255,383.76-103,682.40

Finding the Fourth Proportional to 170,444.16, 255,383.76 and 103,682.40

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Solution

The fourth proportional to 170,444.16, 255,383.76 and 103,682.40 is: 155,351.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,444.16 : 255,383.76 = 103,682.40 : x
  2. Step 2: Convert to fraction form
    170,444.16/255,383.76 = 103,682.40/x
  3. Step 3: Cross multiply
    170,444.16x = 255,383.76 × 103,682.40
  4. Step 4: Simplify right side
    170,444.16x = 26,478,801,157.82
  5. Step 5: Solve for x
    x = 26,478,801,157.82/170,444.16
  6. Step 6: Final answer
    x = 155,351.77

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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.