Home / 55,224.18-76,254.31-45,016.81

Finding the Fourth Proportional to 55,224.18, 76,254.31 and 45,016.81

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Solution

The fourth proportional to 55,224.18, 76,254.31 and 45,016.81 is: 62,159.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,224.18 : 76,254.31 = 45,016.81 : x
  2. Step 2: Convert to fraction form
    55,224.18/76,254.31 = 45,016.81/x
  3. Step 3: Cross multiply
    55,224.18x = 76,254.31 × 45,016.81
  4. Step 4: Simplify right side
    55,224.18x = 3,432,726,079.52
  5. Step 5: Solve for x
    x = 3,432,726,079.52/55,224.18
  6. Step 6: Final answer
    x = 62,159.84

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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.