Home / 54,445.52-75,113.37-31,460.15

Finding the Fourth Proportional to 54,445.52, 75,113.37 and 31,460.15

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Solution

The fourth proportional to 54,445.52, 75,113.37 and 31,460.15 is: 43,402.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,445.52 : 75,113.37 = 31,460.15 : x
  2. Step 2: Convert to fraction form
    54,445.52/75,113.37 = 31,460.15/x
  3. Step 3: Cross multiply
    54,445.52x = 75,113.37 × 31,460.15
  4. Step 4: Simplify right side
    54,445.52x = 2,363,077,511.64
  5. Step 5: Solve for x
    x = 2,363,077,511.64/54,445.52
  6. Step 6: Final answer
    x = 43,402.61

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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.