Home / 48,735.47-72,946.29-39,269.09

Finding the Fourth Proportional to 48,735.47, 72,946.29 and 39,269.09

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Solution

The fourth proportional to 48,735.47, 72,946.29 and 39,269.09 is: 58,777.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,735.47 : 72,946.29 = 39,269.09 : x
  2. Step 2: Convert to fraction form
    48,735.47/72,946.29 = 39,269.09/x
  3. Step 3: Cross multiply
    48,735.47x = 72,946.29 × 39,269.09
  4. Step 4: Simplify right side
    48,735.47x = 2,864,534,427.18
  5. Step 5: Solve for x
    x = 2,864,534,427.18/48,735.47
  6. Step 6: Final answer
    x = 58,777.20

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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.