Home / 55,256.64-76,254.72-30,106.56

Finding the Fourth Proportional to 55,256.64, 76,254.72 and 30,106.56

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Solution

The fourth proportional to 55,256.64, 76,254.72 and 30,106.56 is: 41,547.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,256.64 : 76,254.72 = 30,106.56 : x
  2. Step 2: Convert to fraction form
    55,256.64/76,254.72 = 30,106.56/x
  3. Step 3: Cross multiply
    55,256.64x = 76,254.72 × 30,106.56
  4. Step 4: Simplify right side
    55,256.64x = 2,295,767,302.96
  5. Step 5: Solve for x
    x = 2,295,767,302.96/55,256.64
  6. Step 6: Final answer
    x = 41,547.36

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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.