Home / 48,139.36-72,202.36-14,860.52

Finding the Fourth Proportional to 48,139.36, 72,202.36 and 14,860.52

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Solution

The fourth proportional to 48,139.36, 72,202.36 and 14,860.52 is: 22,288.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,139.36 : 72,202.36 = 14,860.52 : x
  2. Step 2: Convert to fraction form
    48,139.36/72,202.36 = 14,860.52/x
  3. Step 3: Cross multiply
    48,139.36x = 72,202.36 × 14,860.52
  4. Step 4: Simplify right side
    48,139.36x = 1,072,964,614.83
  5. Step 5: Solve for x
    x = 1,072,964,614.83/48,139.36
  6. Step 6: Final answer
    x = 22,288.72

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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.