Home / 122,322.20-183,483.30-52,208.60

Finding the Fourth Proportional to 122,322.20, 183,483.30 and 52,208.60

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Solution

The fourth proportional to 122,322.20, 183,483.30 and 52,208.60 is: 78,312.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,322.20 : 183,483.30 = 52,208.60 : x
  2. Step 2: Convert to fraction form
    122,322.20/183,483.30 = 52,208.60/x
  3. Step 3: Cross multiply
    122,322.20x = 183,483.30 × 52,208.60
  4. Step 4: Simplify right side
    122,322.20x = 9,579,406,216.38
  5. Step 5: Solve for x
    x = 9,579,406,216.38/122,322.20
  6. Step 6: Final answer
    x = 78,312.90

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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.