Home / 52,295.36-72,173.70-31,074.62

Finding the Fourth Proportional to 52,295.36, 72,173.70 and 31,074.62

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Solution

The fourth proportional to 52,295.36, 72,173.70 and 31,074.62 is: 42,886.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,295.36 : 72,173.70 = 31,074.62 : x
  2. Step 2: Convert to fraction form
    52,295.36/72,173.70 = 31,074.62/x
  3. Step 3: Cross multiply
    52,295.36x = 72,173.70 × 31,074.62
  4. Step 4: Simplify right side
    52,295.36x = 2,242,769,940.63
  5. Step 5: Solve for x
    x = 2,242,769,940.63/52,295.36
  6. Step 6: Final answer
    x = 42,886.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.