Home / 54,132.60-81,198.90-37,511.40

Finding the Fourth Proportional to 54,132.60, 81,198.90 and 37,511.40

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Solution

The fourth proportional to 54,132.60, 81,198.90 and 37,511.40 is: 56,267.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,132.60 : 81,198.90 = 37,511.40 : x
  2. Step 2: Convert to fraction form
    54,132.60/81,198.90 = 37,511.40/x
  3. Step 3: Cross multiply
    54,132.60x = 81,198.90 × 37,511.40
  4. Step 4: Simplify right side
    54,132.60x = 3,045,884,417.46
  5. Step 5: Solve for x
    x = 3,045,884,417.46/54,132.60
  6. Step 6: Final answer
    x = 56,267.10

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1.5x scale

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.