Home / 56,047.08-77,187.51-54,822.36

Finding the Fourth Proportional to 56,047.08, 77,187.51 and 54,822.36

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Solution

The fourth proportional to 56,047.08, 77,187.51 and 54,822.36 is: 75,500.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,047.08 : 77,187.51 = 54,822.36 : x
  2. Step 2: Convert to fraction form
    56,047.08/77,187.51 = 54,822.36/x
  3. Step 3: Cross multiply
    56,047.08x = 77,187.51 × 54,822.36
  4. Step 4: Simplify right side
    56,047.08x = 4,231,601,460.72
  5. Step 5: Solve for x
    x = 4,231,601,460.72/56,047.08
  6. Step 6: Final answer
    x = 75,500.84

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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.