Home / 254,675.45-382,011.77-65,135.50

Finding the Fourth Proportional to 254,675.45, 382,011.77 and 65,135.50

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Solution

The fourth proportional to 254,675.45, 382,011.77 and 65,135.50 is: 97,702.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,675.45 : 382,011.77 = 65,135.50 : x
  2. Step 2: Convert to fraction form
    254,675.45/382,011.77 = 65,135.50/x
  3. Step 3: Cross multiply
    254,675.45x = 382,011.77 × 65,135.50
  4. Step 4: Simplify right side
    254,675.45x = 24,882,526,852.64
  5. Step 5: Solve for x
    x = 24,882,526,852.64/254,675.45
  6. Step 6: Final answer
    x = 97,702.89

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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.