Home / 336,810.02-505,295.69-112,172.31

Finding the Fourth Proportional to 336,810.02, 505,295.69 and 112,172.31

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Solution

The fourth proportional to 336,810.02, 505,295.69 and 112,172.31 is: 168,285.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,810.02 : 505,295.69 = 112,172.31 : x
  2. Step 2: Convert to fraction form
    336,810.02/505,295.69 = 112,172.31/x
  3. Step 3: Cross multiply
    336,810.02x = 505,295.69 × 112,172.31
  4. Step 4: Simplify right side
    336,810.02x = 56,680,184,219.48
  5. Step 5: Solve for x
    x = 56,680,184,219.48/336,810.02
  6. Step 6: Final answer
    x = 168,285.33

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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.