Home / 108,317.19-149,478.03-60,571.34

Finding the Fourth Proportional to 108,317.19, 149,478.03 and 60,571.34

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Solution

The fourth proportional to 108,317.19, 149,478.03 and 60,571.34 is: 83,588.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,317.19 : 149,478.03 = 60,571.34 : x
  2. Step 2: Convert to fraction form
    108,317.19/149,478.03 = 60,571.34/x
  3. Step 3: Cross multiply
    108,317.19x = 149,478.03 × 60,571.34
  4. Step 4: Simplify right side
    108,317.19x = 9,054,083,830.27
  5. Step 5: Solve for x
    x = 9,054,083,830.27/108,317.19
  6. Step 6: Final answer
    x = 83,588.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.