Home / 57,110.77-78,761.39-36,946.63

Finding the Fourth Proportional to 57,110.77, 78,761.39 and 36,946.63

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Solution

The fourth proportional to 57,110.77, 78,761.39 and 36,946.63 is: 50,953.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,110.77 : 78,761.39 = 36,946.63 : x
  2. Step 2: Convert to fraction form
    57,110.77/78,761.39 = 36,946.63/x
  3. Step 3: Cross multiply
    57,110.77x = 78,761.39 × 36,946.63
  4. Step 4: Simplify right side
    57,110.77x = 2,909,967,952.25
  5. Step 5: Solve for x
    x = 2,909,967,952.25/57,110.77
  6. Step 6: Final answer
    x = 50,953.05

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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.