Home / 117,588.86-162,247.29-69,858.26

Finding the Fourth Proportional to 117,588.86, 162,247.29 and 69,858.26

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Solution

The fourth proportional to 117,588.86, 162,247.29 and 69,858.26 is: 96,389.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,588.86 : 162,247.29 = 69,858.26 : x
  2. Step 2: Convert to fraction form
    117,588.86/162,247.29 = 69,858.26/x
  3. Step 3: Cross multiply
    117,588.86x = 162,247.29 × 69,858.26
  4. Step 4: Simplify right side
    117,588.86x = 11,334,313,369.12
  5. Step 5: Solve for x
    x = 11,334,313,369.12/117,588.86
  6. Step 6: Final answer
    x = 96,389.35

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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.