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Finding the Fourth Proportional to 99,670.77, 149,496.44 and 37,346.13

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Solution

The fourth proportional to 99,670.77, 149,496.44 and 37,346.13 is: 56,015.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,670.77 : 149,496.44 = 37,346.13 : x
  2. Step 2: Convert to fraction form
    99,670.77/149,496.44 = 37,346.13/x
  3. Step 3: Cross multiply
    99,670.77x = 149,496.44 × 37,346.13
  4. Step 4: Simplify right side
    99,670.77x = 5,583,113,296.05
  5. Step 5: Solve for x
    x = 5,583,113,296.05/99,670.77
  6. Step 6: Final answer
    x = 56,015.55

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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.