Home / 170,112.69-234,676.98-102,011.55

Finding the Fourth Proportional to 170,112.69, 234,676.98 and 102,011.55

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Solution

The fourth proportional to 170,112.69, 234,676.98 and 102,011.55 is: 140,728.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,112.69 : 234,676.98 = 102,011.55 : x
  2. Step 2: Convert to fraction form
    170,112.69/234,676.98 = 102,011.55/x
  3. Step 3: Cross multiply
    170,112.69x = 234,676.98 × 102,011.55
  4. Step 4: Simplify right side
    170,112.69x = 23,939,762,479.12
  5. Step 5: Solve for x
    x = 23,939,762,479.12/170,112.69
  6. Step 6: Final answer
    x = 140,728.85

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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.