Home / 113,461.54-170,004.66-68,953.12

Finding the Fourth Proportional to 113,461.54, 170,004.66 and 68,953.12

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Solution

The fourth proportional to 113,461.54, 170,004.66 and 68,953.12 is: 103,315.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,461.54 : 170,004.66 = 68,953.12 : x
  2. Step 2: Convert to fraction form
    113,461.54/170,004.66 = 68,953.12/x
  3. Step 3: Cross multiply
    113,461.54x = 170,004.66 × 68,953.12
  4. Step 4: Simplify right side
    113,461.54x = 11,722,351,721.54
  5. Step 5: Solve for x
    x = 11,722,351,721.54/113,461.54
  6. Step 6: Final answer
    x = 103,315.64

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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.