Home / 329,123.48-493,583.16-118,734.08

Finding the Fourth Proportional to 329,123.48, 493,583.16 and 118,734.08

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Solution

The fourth proportional to 329,123.48, 493,583.16 and 118,734.08 is: 178,064.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,123.48 : 493,583.16 = 118,734.08 : x
  2. Step 2: Convert to fraction form
    329,123.48/493,583.16 = 118,734.08/x
  3. Step 3: Cross multiply
    329,123.48x = 493,583.16 × 118,734.08
  4. Step 4: Simplify right side
    329,123.48x = 58,605,142,406.09
  5. Step 5: Solve for x
    x = 58,605,142,406.09/329,123.48
  6. Step 6: Final answer
    x = 178,064.30

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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.