Home / 56,444.88-84,637.56-30,142.48

Finding the Fourth Proportional to 56,444.88, 84,637.56 and 30,142.48

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Solution

The fourth proportional to 56,444.88, 84,637.56 and 30,142.48 is: 45,197.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,444.88 : 84,637.56 = 30,142.48 : x
  2. Step 2: Convert to fraction form
    56,444.88/84,637.56 = 30,142.48/x
  3. Step 3: Cross multiply
    56,444.88x = 84,637.56 × 30,142.48
  4. Step 4: Simplify right side
    56,444.88x = 2,551,185,959.55
  5. Step 5: Solve for x
    x = 2,551,185,959.55/56,444.88
  6. Step 6: Final answer
    x = 45,197.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.