Home / 170,240.18-255,401.63-51,913.62

Finding the Fourth Proportional to 170,240.18, 255,401.63 and 51,913.62

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Solution

The fourth proportional to 170,240.18, 255,401.63 and 51,913.62 is: 77,883.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,240.18 : 255,401.63 = 51,913.62 : x
  2. Step 2: Convert to fraction form
    170,240.18/255,401.63 = 51,913.62/x
  3. Step 3: Cross multiply
    170,240.18x = 255,401.63 × 51,913.62
  4. Step 4: Simplify right side
    170,240.18x = 13,258,823,167.20
  5. Step 5: Solve for x
    x = 13,258,823,167.20/170,240.18
  6. Step 6: Final answer
    x = 77,883.04

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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.