Home / 99,364.12-149,002.44-52,606.06

Finding the Fourth Proportional to 99,364.12, 149,002.44 and 52,606.06

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Solution

The fourth proportional to 99,364.12, 149,002.44 and 52,606.06 is: 78,885.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,364.12 : 149,002.44 = 52,606.06 : x
  2. Step 2: Convert to fraction form
    99,364.12/149,002.44 = 52,606.06/x
  3. Step 3: Cross multiply
    99,364.12x = 149,002.44 × 52,606.06
  4. Step 4: Simplify right side
    99,364.12x = 7,838,431,298.79
  5. Step 5: Solve for x
    x = 7,838,431,298.79/99,364.12
  6. Step 6: Final answer
    x = 78,885.93

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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.