Home / 56,254.96-77,633.40-31,105.36

Finding the Fourth Proportional to 56,254.96, 77,633.40 and 31,105.36

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Solution

The fourth proportional to 56,254.96, 77,633.40 and 31,105.36 is: 42,926.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,254.96 : 77,633.40 = 31,105.36 : x
  2. Step 2: Convert to fraction form
    56,254.96/77,633.40 = 31,105.36/x
  3. Step 3: Cross multiply
    56,254.96x = 77,633.40 × 31,105.36
  4. Step 4: Simplify right side
    56,254.96x = 2,414,814,855.02
  5. Step 5: Solve for x
    x = 2,414,814,855.02/56,254.96
  6. Step 6: Final answer
    x = 42,926.26

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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.