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Finding the Fourth Proportional to 99,673.67, 149,485.03 and 29,536.58

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Solution

The fourth proportional to 99,673.67, 149,485.03 and 29,536.58 is: 44,297.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,673.67 : 149,485.03 = 29,536.58 : x
  2. Step 2: Convert to fraction form
    99,673.67/149,485.03 = 29,536.58/x
  3. Step 3: Cross multiply
    99,673.67x = 149,485.03 × 29,536.58
  4. Step 4: Simplify right side
    99,673.67x = 4,415,276,547.40
  5. Step 5: Solve for x
    x = 4,415,276,547.40/99,673.67
  6. Step 6: Final answer
    x = 44,297.32

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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.