Home / 45,977.97-63,456.99-42,976.32

Finding the Fourth Proportional to 45,977.97, 63,456.99 and 42,976.32

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Solution

The fourth proportional to 45,977.97, 63,456.99 and 42,976.32 is: 59,314.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,977.97 : 63,456.99 = 42,976.32 : x
  2. Step 2: Convert to fraction form
    45,977.97/63,456.99 = 42,976.32/x
  3. Step 3: Cross multiply
    45,977.97x = 63,456.99 × 42,976.32
  4. Step 4: Simplify right side
    45,977.97x = 2,727,147,908.48
  5. Step 5: Solve for x
    x = 2,727,147,908.48/45,977.97
  6. Step 6: Final answer
    x = 59,314.23

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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.