Home / 45,177.45-62,355.24-30,070.77

Finding the Fourth Proportional to 45,177.45, 62,355.24 and 30,070.77

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Solution

The fourth proportional to 45,177.45, 62,355.24 and 30,070.77 is: 41,504.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,177.45 : 62,355.24 = 30,070.77 : x
  2. Step 2: Convert to fraction form
    45,177.45/62,355.24 = 30,070.77/x
  3. Step 3: Cross multiply
    45,177.45x = 62,355.24 × 30,070.77
  4. Step 4: Simplify right side
    45,177.45x = 1,875,070,080.33
  5. Step 5: Solve for x
    x = 1,875,070,080.33/45,177.45
  6. Step 6: Final answer
    x = 41,504.56

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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.