Home / 56,599.36-78,107.58-35,390.92

Finding the Fourth Proportional to 56,599.36, 78,107.58 and 35,390.92

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Solution

The fourth proportional to 56,599.36, 78,107.58 and 35,390.92 is: 48,839.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,599.36 : 78,107.58 = 35,390.92 : x
  2. Step 2: Convert to fraction form
    56,599.36/78,107.58 = 35,390.92/x
  3. Step 3: Cross multiply
    56,599.36x = 78,107.58 × 35,390.92
  4. Step 4: Simplify right side
    56,599.36x = 2,764,299,115.17
  5. Step 5: Solve for x
    x = 2,764,299,115.17/56,599.36
  6. Step 6: Final answer
    x = 48,839.76

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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.