Home / 104,606.72-144,358.24-56,860.18

Finding the Fourth Proportional to 104,606.72, 144,358.24 and 56,860.18

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Solution

The fourth proportional to 104,606.72, 144,358.24 and 56,860.18 is: 78,467.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,606.72 : 144,358.24 = 56,860.18 : x
  2. Step 2: Convert to fraction form
    104,606.72/144,358.24 = 56,860.18/x
  3. Step 3: Cross multiply
    104,606.72x = 144,358.24 × 56,860.18
  4. Step 4: Simplify right side
    104,606.72x = 8,208,235,510.88
  5. Step 5: Solve for x
    x = 8,208,235,510.88/104,606.72
  6. Step 6: Final answer
    x = 78,467.57

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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.