Home / 53,444.27-80,178.56-28,471.16

Finding the Fourth Proportional to 53,444.27, 80,178.56 and 28,471.16

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Solution

The fourth proportional to 53,444.27, 80,178.56 and 28,471.16 is: 42,713.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,444.27 : 80,178.56 = 28,471.16 : x
  2. Step 2: Convert to fraction form
    53,444.27/80,178.56 = 28,471.16/x
  3. Step 3: Cross multiply
    53,444.27x = 80,178.56 × 28,471.16
  4. Step 4: Simplify right side
    53,444.27x = 2,282,776,775.19
  5. Step 5: Solve for x
    x = 2,282,776,775.19/53,444.27
  6. Step 6: Final answer
    x = 42,713.22

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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.