Home / 55,050.12-75,966.62-31,176.97

Finding the Fourth Proportional to 55,050.12, 75,966.62 and 31,176.97

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Solution

The fourth proportional to 55,050.12, 75,966.62 and 31,176.97 is: 43,022.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,050.12 : 75,966.62 = 31,176.97 : x
  2. Step 2: Convert to fraction form
    55,050.12/75,966.62 = 31,176.97/x
  3. Step 3: Cross multiply
    55,050.12x = 75,966.62 × 31,176.97
  4. Step 4: Simplify right side
    55,050.12x = 2,368,408,652.91
  5. Step 5: Solve for x
    x = 2,368,408,652.91/55,050.12
  6. Step 6: Final answer
    x = 43,022.77

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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.