Home / 62,954.36-86,972.46-47,011.28

Finding the Fourth Proportional to 62,954.36, 86,972.46 and 47,011.28

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Solution

The fourth proportional to 62,954.36, 86,972.46 and 47,011.28 is: 64,946.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,954.36 : 86,972.46 = 47,011.28 : x
  2. Step 2: Convert to fraction form
    62,954.36/86,972.46 = 47,011.28/x
  3. Step 3: Cross multiply
    62,954.36x = 86,972.46 × 47,011.28
  4. Step 4: Simplify right side
    62,954.36x = 4,088,686,669.35
  5. Step 5: Solve for x
    x = 4,088,686,669.35/62,954.36
  6. Step 6: Final answer
    x = 64,946.84

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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.