Home / 170,087.49-255,131.25-51,792.66

Finding the Fourth Proportional to 170,087.49, 255,131.25 and 51,792.66

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Solution

The fourth proportional to 170,087.49, 255,131.25 and 51,792.66 is: 77,688.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,087.49 : 255,131.25 = 51,792.66 : x
  2. Step 2: Convert to fraction form
    170,087.49/255,131.25 = 51,792.66/x
  3. Step 3: Cross multiply
    170,087.49x = 255,131.25 × 51,792.66
  4. Step 4: Simplify right side
    170,087.49x = 13,213,925,827.66
  5. Step 5: Solve for x
    x = 13,213,925,827.66/170,087.49
  6. Step 6: Final answer
    x = 77,688.99

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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.