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Finding the Fourth Proportional to 73,260.10, 101,111.88 and 43,045.41

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Solution

The fourth proportional to 73,260.10, 101,111.88 and 43,045.41 is: 59,410.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,260.10 : 101,111.88 = 43,045.41 : x
  2. Step 2: Convert to fraction form
    73,260.10/101,111.88 = 43,045.41/x
  3. Step 3: Cross multiply
    73,260.10x = 101,111.88 × 43,045.41
  4. Step 4: Simplify right side
    73,260.10x = 4,352,402,330.47
  5. Step 5: Solve for x
    x = 4,352,402,330.47/73,260.10
  6. Step 6: Final answer
    x = 59,410.27

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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.