Home / 77,548.08-107,015.40-44,011.92

Finding the Fourth Proportional to 77,548.08, 107,015.40 and 44,011.92

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Solution

The fourth proportional to 77,548.08, 107,015.40 and 44,011.92 is: 60,735.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,548.08 : 107,015.40 = 44,011.92 : x
  2. Step 2: Convert to fraction form
    77,548.08/107,015.40 = 44,011.92/x
  3. Step 3: Cross multiply
    77,548.08x = 107,015.40 × 44,011.92
  4. Step 4: Simplify right side
    77,548.08x = 4,709,953,223.57
  5. Step 5: Solve for x
    x = 4,709,953,223.57/77,548.08
  6. Step 6: Final answer
    x = 60,735.91

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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.