Home / 93,988.15-129,703.80-51,546.94

Finding the Fourth Proportional to 93,988.15, 129,703.80 and 51,546.94

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Solution

The fourth proportional to 93,988.15, 129,703.80 and 51,546.94 is: 71,134.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,988.15 : 129,703.80 = 51,546.94 : x
  2. Step 2: Convert to fraction form
    93,988.15/129,703.80 = 51,546.94/x
  3. Step 3: Cross multiply
    93,988.15x = 129,703.80 × 51,546.94
  4. Step 4: Simplify right side
    93,988.15x = 6,685,833,996.37
  5. Step 5: Solve for x
    x = 6,685,833,996.37/93,988.15
  6. Step 6: Final answer
    x = 71,134.86

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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.