Home / 122,298.08-183,465.34-43,405.70

Finding the Fourth Proportional to 122,298.08, 183,465.34 and 43,405.70

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Solution

The fourth proportional to 122,298.08, 183,465.34 and 43,405.70 is: 65,115.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,298.08 : 183,465.34 = 43,405.70 : x
  2. Step 2: Convert to fraction form
    122,298.08/183,465.34 = 43,405.70/x
  3. Step 3: Cross multiply
    122,298.08x = 183,465.34 × 43,405.70
  4. Step 4: Simplify right side
    122,298.08x = 7,963,440,591.11
  5. Step 5: Solve for x
    x = 7,963,440,591.11/122,298.08
  6. Step 6: Final answer
    x = 65,115.01

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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.