Home / 95,068.10-142,634.55-28,509.86

Finding the Fourth Proportional to 95,068.10, 142,634.55 and 28,509.86

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Solution

The fourth proportional to 95,068.10, 142,634.55 and 28,509.86 is: 42,774.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,068.10 : 142,634.55 = 28,509.86 : x
  2. Step 2: Convert to fraction form
    95,068.10/142,634.55 = 28,509.86/x
  3. Step 3: Cross multiply
    95,068.10x = 142,634.55 × 28,509.86
  4. Step 4: Simplify right side
    95,068.10x = 4,066,491,051.66
  5. Step 5: Solve for x
    x = 4,066,491,051.66/95,068.10
  6. Step 6: Final answer
    x = 42,774.51

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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.