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Finding the Fourth Proportional to 110,475, 152,455.50 and 60,174

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Solution

The fourth proportional to 110,475, 152,455.50 and 60,174 is: 83,040.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,475 : 152,455.50 = 60,174 : x
  2. Step 2: Convert to fraction form
    110,475/152,455.50 = 60,174/x
  3. Step 3: Cross multiply
    110,475x = 152,455.50 × 60,174
  4. Step 4: Simplify right side
    110,475x = 9,173,857,257
  5. Step 5: Solve for x
    x = 9,173,857,257/110,475
  6. Step 6: Final answer
    x = 83,040.12

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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.