Home / 80,548.08-111,156.36-44,741.42

Finding the Fourth Proportional to 80,548.08, 111,156.36 and 44,741.42

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Solution

The fourth proportional to 80,548.08, 111,156.36 and 44,741.42 is: 61,743.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,548.08 : 111,156.36 = 44,741.42 : x
  2. Step 2: Convert to fraction form
    80,548.08/111,156.36 = 44,741.42/x
  3. Step 3: Cross multiply
    80,548.08x = 111,156.36 × 44,741.42
  4. Step 4: Simplify right side
    80,548.08x = 4,973,293,666.32
  5. Step 5: Solve for x
    x = 4,973,293,666.32/80,548.08
  6. Step 6: Final answer
    x = 61,743.17

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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.