Home / 175,698.13-263,655.64-69,063.43

Finding the Fourth Proportional to 175,698.13, 263,655.64 and 69,063.43

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Solution

The fourth proportional to 175,698.13, 263,655.64 and 69,063.43 is: 103,637.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,698.13 : 263,655.64 = 69,063.43 : x
  2. Step 2: Convert to fraction form
    175,698.13/263,655.64 = 69,063.43/x
  3. Step 3: Cross multiply
    175,698.13x = 263,655.64 × 69,063.43
  4. Step 4: Simplify right side
    175,698.13x = 18,208,961,832.79
  5. Step 5: Solve for x
    x = 18,208,961,832.79/175,698.13
  6. Step 6: Final answer
    x = 103,637.77

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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.