Home / 56,087.10-77,417.37-33,442.74

Finding the Fourth Proportional to 56,087.10, 77,417.37 and 33,442.74

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Solution

The fourth proportional to 56,087.10, 77,417.37 and 33,442.74 is: 46,161.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,087.10 : 77,417.37 = 33,442.74 : x
  2. Step 2: Convert to fraction form
    56,087.10/77,417.37 = 33,442.74/x
  3. Step 3: Cross multiply
    56,087.10x = 77,417.37 × 33,442.74
  4. Step 4: Simplify right side
    56,087.10x = 2,589,048,976.39
  5. Step 5: Solve for x
    x = 2,589,048,976.39/56,087.10
  6. Step 6: Final answer
    x = 46,161.22

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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.