Home / 152,648.86-210,628.28-92,179.04

Finding the Fourth Proportional to 152,648.86, 210,628.28 and 92,179.04

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Solution

The fourth proportional to 152,648.86, 210,628.28 and 92,179.04 is: 127,190.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,648.86 : 210,628.28 = 92,179.04 : x
  2. Step 2: Convert to fraction form
    152,648.86/210,628.28 = 92,179.04/x
  3. Step 3: Cross multiply
    152,648.86x = 210,628.28 × 92,179.04
  4. Step 4: Simplify right side
    152,648.86x = 19,415,512,647.25
  5. Step 5: Solve for x
    x = 19,415,512,647.25/152,648.86
  6. Step 6: Final answer
    x = 127,190.68

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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.