Home / 102,308.88-141,186.16-59,875.48

Finding the Fourth Proportional to 102,308.88, 141,186.16 and 59,875.48

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Solution

The fourth proportional to 102,308.88, 141,186.16 and 59,875.48 is: 82,628.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,308.88 : 141,186.16 = 59,875.48 : x
  2. Step 2: Convert to fraction form
    102,308.88/141,186.16 = 59,875.48/x
  3. Step 3: Cross multiply
    102,308.88x = 141,186.16 × 59,875.48
  4. Step 4: Simplify right side
    102,308.88x = 8,453,589,099.36
  5. Step 5: Solve for x
    x = 8,453,589,099.36/102,308.88
  6. Step 6: Final answer
    x = 82,628.11

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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.