Home / 55,257.19-76,254.92-30,106.69

Finding the Fourth Proportional to 55,257.19, 76,254.92 and 30,106.69

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Solution

The fourth proportional to 55,257.19, 76,254.92 and 30,106.69 is: 41,547.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,257.19 : 76,254.92 = 30,106.69 : x
  2. Step 2: Convert to fraction form
    55,257.19/76,254.92 = 30,106.69/x
  3. Step 3: Cross multiply
    55,257.19x = 76,254.92 × 30,106.69
  4. Step 4: Simplify right side
    55,257.19x = 2,295,783,009.14
  5. Step 5: Solve for x
    x = 2,295,783,009.14/55,257.19
  6. Step 6: Final answer
    x = 41,547.23

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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.