Home / 119,035.25-178,602.95-74,094.19

Finding the Fourth Proportional to 119,035.25, 178,602.95 and 74,094.19

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Solution

The fourth proportional to 119,035.25, 178,602.95 and 74,094.19 is: 111,172.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,035.25 : 178,602.95 = 74,094.19 : x
  2. Step 2: Convert to fraction form
    119,035.25/178,602.95 = 74,094.19/x
  3. Step 3: Cross multiply
    119,035.25x = 178,602.95 × 74,094.19
  4. Step 4: Simplify right side
    119,035.25x = 13,233,439,648.37
  5. Step 5: Solve for x
    x = 13,233,439,648.37/119,035.25
  6. Step 6: Final answer
    x = 111,172.44

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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.