Home / 80,477.28-111,053.43-44,667.30

Finding the Fourth Proportional to 80,477.28, 111,053.43 and 44,667.30

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Solution

The fourth proportional to 80,477.28, 111,053.43 and 44,667.30 is: 61,637.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,477.28 : 111,053.43 = 44,667.30 : x
  2. Step 2: Convert to fraction form
    80,477.28/111,053.43 = 44,667.30/x
  3. Step 3: Cross multiply
    80,477.28x = 111,053.43 × 44,667.30
  4. Step 4: Simplify right side
    80,477.28x = 4,960,456,873.84
  5. Step 5: Solve for x
    x = 4,960,456,873.84/80,477.28
  6. Step 6: Final answer
    x = 61,637.98

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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.