Home / 56,160.30-77,504.34-30,669.03

Finding the Fourth Proportional to 56,160.30, 77,504.34 and 30,669.03

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Solution

The fourth proportional to 56,160.30, 77,504.34 and 30,669.03 is: 42,324.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,160.30 : 77,504.34 = 30,669.03 : x
  2. Step 2: Convert to fraction form
    56,160.30/77,504.34 = 30,669.03/x
  3. Step 3: Cross multiply
    56,160.30x = 77,504.34 × 30,669.03
  4. Step 4: Simplify right side
    56,160.30x = 2,376,983,043.60
  5. Step 5: Solve for x
    x = 2,376,983,043.60/56,160.30
  6. Step 6: Final answer
    x = 42,324.97

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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.