Home / 122,458.02-183,643.15-43,556.52

Finding the Fourth Proportional to 122,458.02, 183,643.15 and 43,556.52

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Solution

The fourth proportional to 122,458.02, 183,643.15 and 43,556.52 is: 65,319.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,458.02 : 183,643.15 = 43,556.52 : x
  2. Step 2: Convert to fraction form
    122,458.02/183,643.15 = 43,556.52/x
  3. Step 3: Cross multiply
    122,458.02x = 183,643.15 × 43,556.52
  4. Step 4: Simplify right side
    122,458.02x = 7,998,856,535.84
  5. Step 5: Solve for x
    x = 7,998,856,535.84/122,458.02
  6. Step 6: Final answer
    x = 65,319.17

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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.