Home / 175,634.40-263,451.60-112,648.80

Finding the Fourth Proportional to 175,634.40, 263,451.60 and 112,648.80

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Solution

The fourth proportional to 175,634.40, 263,451.60 and 112,648.80 is: 168,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,634.40 : 263,451.60 = 112,648.80 : x
  2. Step 2: Convert to fraction form
    175,634.40/263,451.60 = 112,648.80/x
  3. Step 3: Cross multiply
    175,634.40x = 263,451.60 × 112,648.80
  4. Step 4: Simplify right side
    175,634.40x = 29,677,506,598.08
  5. Step 5: Solve for x
    x = 29,677,506,598.08/175,634.40
  6. Step 6: Final answer
    x = 168,973.20

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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.