Home / 56,160.68-77,504.87-30,669.41

Finding the Fourth Proportional to 56,160.68, 77,504.87 and 30,669.41

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Solution

The fourth proportional to 56,160.68, 77,504.87 and 30,669.41 is: 42,325.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,160.68 : 77,504.87 = 30,669.41 : x
  2. Step 2: Convert to fraction form
    56,160.68/77,504.87 = 30,669.41/x
  3. Step 3: Cross multiply
    56,160.68x = 77,504.87 × 30,669.41
  4. Step 4: Simplify right side
    56,160.68x = 2,377,028,094.16
  5. Step 5: Solve for x
    x = 2,377,028,094.16/56,160.68
  6. Step 6: Final answer
    x = 42,325.49

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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.