Home / 55,210.24-76,213.02-41,785.24

Finding the Fourth Proportional to 55,210.24, 76,213.02 and 41,785.24

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Solution

The fourth proportional to 55,210.24, 76,213.02 and 41,785.24 is: 57,680.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,210.24 : 76,213.02 = 41,785.24 : x
  2. Step 2: Convert to fraction form
    55,210.24/76,213.02 = 41,785.24/x
  3. Step 3: Cross multiply
    55,210.24x = 76,213.02 × 41,785.24
  4. Step 4: Simplify right side
    55,210.24x = 3,184,579,331.82
  5. Step 5: Solve for x
    x = 3,184,579,331.82/55,210.24
  6. Step 6: Final answer
    x = 57,680.95

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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.