Home / 104,632.74-144,396.01-56,889.38

Finding the Fourth Proportional to 104,632.74, 144,396.01 and 56,889.38

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Solution

The fourth proportional to 104,632.74, 144,396.01 and 56,889.38 is: 78,508.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,632.74 : 144,396.01 = 56,889.38 : x
  2. Step 2: Convert to fraction form
    104,632.74/144,396.01 = 56,889.38/x
  3. Step 3: Cross multiply
    104,632.74x = 144,396.01 × 56,889.38
  4. Step 4: Simplify right side
    104,632.74x = 8,214,599,483.37
  5. Step 5: Solve for x
    x = 8,214,599,483.37/104,632.74
  6. Step 6: Final answer
    x = 78,508.88

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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.