Home / 104,628.24-144,389.80-56,884.88

Finding the Fourth Proportional to 104,628.24, 144,389.80 and 56,884.88

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Solution

The fourth proportional to 104,628.24, 144,389.80 and 56,884.88 is: 78,502.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,628.24 : 144,389.80 = 56,884.88 : x
  2. Step 2: Convert to fraction form
    104,628.24/144,389.80 = 56,884.88/x
  3. Step 3: Cross multiply
    104,628.24x = 144,389.80 × 56,884.88
  4. Step 4: Simplify right side
    104,628.24x = 8,213,596,446.22
  5. Step 5: Solve for x
    x = 8,213,596,446.22/104,628.24
  6. Step 6: Final answer
    x = 78,502.67

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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.