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Finding the Fourth Proportional to 255,130.88, 382,446.48 and 95,089.64

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Solution

The fourth proportional to 255,130.88, 382,446.48 and 95,089.64 is: 142,541.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,130.88 : 382,446.48 = 95,089.64 : x
  2. Step 2: Convert to fraction form
    255,130.88/382,446.48 = 95,089.64/x
  3. Step 3: Cross multiply
    255,130.88x = 382,446.48 × 95,089.64
  4. Step 4: Simplify right side
    255,130.88x = 36,366,698,102.47
  5. Step 5: Solve for x
    x = 36,366,698,102.47/255,130.88
  6. Step 6: Final answer
    x = 142,541.34

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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.