Home / 55,330.60-82,879.20-37,572.16

Finding the Fourth Proportional to 55,330.60, 82,879.20 and 37,572.16

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Solution

The fourth proportional to 55,330.60, 82,879.20 and 37,572.16 is: 56,279.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,330.60 : 82,879.20 = 37,572.16 : x
  2. Step 2: Convert to fraction form
    55,330.60/82,879.20 = 37,572.16/x
  3. Step 3: Cross multiply
    55,330.60x = 82,879.20 × 37,572.16
  4. Step 4: Simplify right side
    55,330.60x = 3,113,950,563.07
  5. Step 5: Solve for x
    x = 3,113,950,563.07/55,330.60
  6. Step 6: Final answer
    x = 56,279.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.