Home / 119,970.04-179,936.62-40,009.40

Finding the Fourth Proportional to 119,970.04, 179,936.62 and 40,009.40

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Solution

The fourth proportional to 119,970.04, 179,936.62 and 40,009.40 is: 60,007.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,970.04 : 179,936.62 = 40,009.40 : x
  2. Step 2: Convert to fraction form
    119,970.04/179,936.62 = 40,009.40/x
  3. Step 3: Cross multiply
    119,970.04x = 179,936.62 × 40,009.40
  4. Step 4: Simplify right side
    119,970.04x = 7,199,156,204.23
  5. Step 5: Solve for x
    x = 7,199,156,204.23/119,970.04
  6. Step 6: Final answer
    x = 60,007.95

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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.