Home / 54,918.92-75,792.30-31,048.22

Finding the Fourth Proportional to 54,918.92, 75,792.30 and 31,048.22

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Solution

The fourth proportional to 54,918.92, 75,792.30 and 31,048.22 is: 42,848.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,918.92 : 75,792.30 = 31,048.22 : x
  2. Step 2: Convert to fraction form
    54,918.92/75,792.30 = 31,048.22/x
  3. Step 3: Cross multiply
    54,918.92x = 75,792.30 × 31,048.22
  4. Step 4: Simplify right side
    54,918.92x = 2,353,216,004.71
  5. Step 5: Solve for x
    x = 2,353,216,004.71/54,918.92
  6. Step 6: Final answer
    x = 42,848.91

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1.5x scale

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.