Home / 45,365.16-67,997.32-34,235.76

Finding the Fourth Proportional to 45,365.16, 67,997.32 and 34,235.76

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Solution

The fourth proportional to 45,365.16, 67,997.32 and 34,235.76 is: 51,315.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,365.16 : 67,997.32 = 34,235.76 : x
  2. Step 2: Convert to fraction form
    45,365.16/67,997.32 = 34,235.76/x
  3. Step 3: Cross multiply
    45,365.16x = 67,997.32 × 34,235.76
  4. Step 4: Simplify right side
    45,365.16x = 2,327,939,756.98
  5. Step 5: Solve for x
    x = 2,327,939,756.98/45,365.16
  6. Step 6: Final answer
    x = 51,315.59

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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.