Home / 78,011.14-107,669.37-44,030.02

Finding the Fourth Proportional to 78,011.14, 107,669.37 and 44,030.02

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Solution

The fourth proportional to 78,011.14, 107,669.37 and 44,030.02 is: 60,769.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,011.14 : 107,669.37 = 44,030.02 : x
  2. Step 2: Convert to fraction form
    78,011.14/107,669.37 = 44,030.02/x
  3. Step 3: Cross multiply
    78,011.14x = 107,669.37 × 44,030.02
  4. Step 4: Simplify right side
    78,011.14x = 4,740,684,514.49
  5. Step 5: Solve for x
    x = 4,740,684,514.49/78,011.14
  6. Step 6: Final answer
    x = 60,769.33

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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.