Home / 114,315.63-170,778.09-74,006.22

Finding the Fourth Proportional to 114,315.63, 170,778.09 and 74,006.22

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Solution

The fourth proportional to 114,315.63, 170,778.09 and 74,006.22 is: 110,559.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,315.63 : 170,778.09 = 74,006.22 : x
  2. Step 2: Convert to fraction form
    114,315.63/170,778.09 = 74,006.22/x
  3. Step 3: Cross multiply
    114,315.63x = 170,778.09 × 74,006.22
  4. Step 4: Simplify right side
    114,315.63x = 12,638,640,899.72
  5. Step 5: Solve for x
    x = 12,638,640,899.72/114,315.63
  6. Step 6: Final answer
    x = 110,559.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.