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Finding the Fourth Proportional to 173,205, 259,893.60 and 97,256.28

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Solution

The fourth proportional to 173,205, 259,893.60 and 97,256.28 is: 145,932.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,205 : 259,893.60 = 97,256.28 : x
  2. Step 2: Convert to fraction form
    173,205/259,893.60 = 97,256.28/x
  3. Step 3: Cross multiply
    173,205x = 259,893.60 × 97,256.28
  4. Step 4: Simplify right side
    173,205x = 25,276,284,731.81
  5. Step 5: Solve for x
    x = 25,276,284,731.81/173,205
  6. Step 6: Final answer
    x = 145,932.77

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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.