Home / 104,628.96-144,389.43-56,882.34

Finding the Fourth Proportional to 104,628.96, 144,389.43 and 56,882.34

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Solution

The fourth proportional to 104,628.96, 144,389.43 and 56,882.34 is: 78,498.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,628.96 : 144,389.43 = 56,882.34 : x
  2. Step 2: Convert to fraction form
    104,628.96/144,389.43 = 56,882.34/x
  3. Step 3: Cross multiply
    104,628.96x = 144,389.43 × 56,882.34
  4. Step 4: Simplify right side
    104,628.96x = 8,213,208,649.67
  5. Step 5: Solve for x
    x = 8,213,208,649.67/104,628.96
  6. Step 6: Final answer
    x = 78,498.43

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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.