Home / 117,487.05-162,058.23-69,706.50

Finding the Fourth Proportional to 117,487.05, 162,058.23 and 69,706.50

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Solution

The fourth proportional to 117,487.05, 162,058.23 and 69,706.50 is: 96,151.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,487.05 : 162,058.23 = 69,706.50 : x
  2. Step 2: Convert to fraction form
    117,487.05/162,058.23 = 69,706.50/x
  3. Step 3: Cross multiply
    117,487.05x = 162,058.23 × 69,706.50
  4. Step 4: Simplify right side
    117,487.05x = 11,296,512,009.50
  5. Step 5: Solve for x
    x = 11,296,512,009.50/117,487.05
  6. Step 6: Final answer
    x = 96,151.12

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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.