Home / 56,600.87-78,109.58-35,392.55

Finding the Fourth Proportional to 56,600.87, 78,109.58 and 35,392.55

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Solution

The fourth proportional to 56,600.87, 78,109.58 and 35,392.55 is: 48,841.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,600.87 : 78,109.58 = 35,392.55 : x
  2. Step 2: Convert to fraction form
    56,600.87/78,109.58 = 35,392.55/x
  3. Step 3: Cross multiply
    56,600.87x = 78,109.58 × 35,392.55
  4. Step 4: Simplify right side
    56,600.87x = 2,764,497,038.67
  5. Step 5: Solve for x
    x = 2,764,497,038.67/56,600.87
  6. Step 6: Final answer
    x = 48,841.95

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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.