Home / 122,403.96-183,488.49-43,475.13

Finding the Fourth Proportional to 122,403.96, 183,488.49 and 43,475.13

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Solution

The fourth proportional to 122,403.96, 183,488.49 and 43,475.13 is: 65,170.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,403.96 : 183,488.49 = 43,475.13 : x
  2. Step 2: Convert to fraction form
    122,403.96/183,488.49 = 43,475.13/x
  3. Step 3: Cross multiply
    122,403.96x = 183,488.49 × 43,475.13
  4. Step 4: Simplify right side
    122,403.96x = 7,977,185,956.25
  5. Step 5: Solve for x
    x = 7,977,185,956.25/122,403.96
  6. Step 6: Final answer
    x = 65,170.98

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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.