Home / 123,284.07-184,934.39-43,312.32

Finding the Fourth Proportional to 123,284.07, 184,934.39 and 43,312.32

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Solution

The fourth proportional to 123,284.07, 184,934.39 and 43,312.32 is: 64,971.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,284.07 : 184,934.39 = 43,312.32 : x
  2. Step 2: Convert to fraction form
    123,284.07/184,934.39 = 43,312.32/x
  3. Step 3: Cross multiply
    123,284.07x = 184,934.39 × 43,312.32
  4. Step 4: Simplify right side
    123,284.07x = 8,009,937,262.12
  5. Step 5: Solve for x
    x = 8,009,937,262.12/123,284.07
  6. Step 6: Final answer
    x = 64,971.39

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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.