Home / 56,405.52-85,004.55-50,790.06

Finding the Fourth Proportional to 56,405.52, 85,004.55 and 50,790.06

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Solution

The fourth proportional to 56,405.52, 85,004.55 and 50,790.06 is: 76,541.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,405.52 : 85,004.55 = 50,790.06 : x
  2. Step 2: Convert to fraction form
    56,405.52/85,004.55 = 50,790.06/x
  3. Step 3: Cross multiply
    56,405.52x = 85,004.55 × 50,790.06
  4. Step 4: Simplify right side
    56,405.52x = 4,317,386,194.77
  5. Step 5: Solve for x
    x = 4,317,386,194.77/56,405.52
  6. Step 6: Final answer
    x = 76,541.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.