Home / 122,985.18-184,339.53-60,699.42

Finding the Fourth Proportional to 122,985.18, 184,339.53 and 60,699.42

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Solution

The fourth proportional to 122,985.18, 184,339.53 and 60,699.42 is: 90,980.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,985.18 : 184,339.53 = 60,699.42 : x
  2. Step 2: Convert to fraction form
    122,985.18/184,339.53 = 60,699.42/x
  3. Step 3: Cross multiply
    122,985.18x = 184,339.53 × 60,699.42
  4. Step 4: Simplify right side
    122,985.18x = 11,189,302,554.07
  5. Step 5: Solve for x
    x = 11,189,302,554.07/122,985.18
  6. Step 6: Final answer
    x = 90,980.90

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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.