Home / 175,315.60-262,973.40-108,539.20

Finding the Fourth Proportional to 175,315.60, 262,973.40 and 108,539.20

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Solution

The fourth proportional to 175,315.60, 262,973.40 and 108,539.20 is: 162,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,315.60 : 262,973.40 = 108,539.20 : x
  2. Step 2: Convert to fraction form
    175,315.60/262,973.40 = 108,539.20/x
  3. Step 3: Cross multiply
    175,315.60x = 262,973.40 × 108,539.20
  4. Step 4: Simplify right side
    175,315.60x = 28,542,922,457.28
  5. Step 5: Solve for x
    x = 28,542,922,457.28/175,315.60
  6. Step 6: Final answer
    x = 162,808.80

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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.