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Finding the Fourth Proportional to 95,117.58, 142,700.04 and 28,558.89

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Solution

The fourth proportional to 95,117.58, 142,700.04 and 28,558.89 is: 42,845.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,117.58 : 142,700.04 = 28,558.89 : x
  2. Step 2: Convert to fraction form
    95,117.58/142,700.04 = 28,558.89/x
  3. Step 3: Cross multiply
    95,117.58x = 142,700.04 × 28,558.89
  4. Step 4: Simplify right side
    95,117.58x = 4,075,354,745.36
  5. Step 5: Solve for x
    x = 4,075,354,745.36/95,117.58
  6. Step 6: Final answer
    x = 42,845.44

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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.