Home / 62,178.20-93,273.60-20,047.40

Finding the Fourth Proportional to 62,178.20, 93,273.60 and 20,047.40

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Solution

The fourth proportional to 62,178.20, 93,273.60 and 20,047.40 is: 30,073.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,178.20 : 93,273.60 = 20,047.40 : x
  2. Step 2: Convert to fraction form
    62,178.20/93,273.60 = 20,047.40/x
  3. Step 3: Cross multiply
    62,178.20x = 93,273.60 × 20,047.40
  4. Step 4: Simplify right side
    62,178.20x = 1,869,893,168.64
  5. Step 5: Solve for x
    x = 1,869,893,168.64/62,178.20
  6. Step 6: Final answer
    x = 30,073.13

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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.