Home / 56,600.36-78,108.96-35,391.92

Finding the Fourth Proportional to 56,600.36, 78,108.96 and 35,391.92

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Solution

The fourth proportional to 56,600.36, 78,108.96 and 35,391.92 is: 48,841.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,600.36 : 78,108.96 = 35,391.92 : x
  2. Step 2: Convert to fraction form
    56,600.36/78,108.96 = 35,391.92/x
  3. Step 3: Cross multiply
    56,600.36x = 78,108.96 × 35,391.92
  4. Step 4: Simplify right side
    56,600.36x = 2,764,426,063.60
  5. Step 5: Solve for x
    x = 2,764,426,063.60/56,600.36
  6. Step 6: Final answer
    x = 48,841.14

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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.