Home / 255,173.04-382,814.92-77,675.44

Finding the Fourth Proportional to 255,173.04, 382,814.92 and 77,675.44

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Solution

The fourth proportional to 255,173.04, 382,814.92 and 77,675.44 is: 116,530.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,173.04 : 382,814.92 = 77,675.44 : x
  2. Step 2: Convert to fraction form
    255,173.04/382,814.92 = 77,675.44/x
  3. Step 3: Cross multiply
    255,173.04x = 382,814.92 × 77,675.44
  4. Step 4: Simplify right side
    255,173.04x = 29,735,317,349.56
  5. Step 5: Solve for x
    x = 29,735,317,349.56/255,173.04
  6. Step 6: Final answer
    x = 116,530.01

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1.5x scale

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.