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Finding the Fourth Proportional to 99,482.58, 149,240.07 and 29,368.98

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Solution

The fourth proportional to 99,482.58, 149,240.07 and 29,368.98 is: 44,058.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,482.58 : 149,240.07 = 29,368.98 : x
  2. Step 2: Convert to fraction form
    99,482.58/149,240.07 = 29,368.98/x
  3. Step 3: Cross multiply
    99,482.58x = 149,240.07 × 29,368.98
  4. Step 4: Simplify right side
    99,482.58x = 4,383,028,631.03
  5. Step 5: Solve for x
    x = 4,383,028,631.03/99,482.58
  6. Step 6: Final answer
    x = 44,058.25

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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.