Home / 56,120.24-77,482.37-43,351.20

Finding the Fourth Proportional to 56,120.24, 77,482.37 and 43,351.20

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Solution

The fourth proportional to 56,120.24, 77,482.37 and 43,351.20 is: 59,852.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,120.24 : 77,482.37 = 43,351.20 : x
  2. Step 2: Convert to fraction form
    56,120.24/77,482.37 = 43,351.20/x
  3. Step 3: Cross multiply
    56,120.24x = 77,482.37 × 43,351.20
  4. Step 4: Simplify right side
    56,120.24x = 3,358,953,826.72
  5. Step 5: Solve for x
    x = 3,358,953,826.72/56,120.24
  6. Step 6: Final answer
    x = 59,852.80

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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.