Home / 107,016.80-147,684.26-64,567.13

Finding the Fourth Proportional to 107,016.80, 147,684.26 and 64,567.13

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Solution

The fourth proportional to 107,016.80, 147,684.26 and 64,567.13 is: 89,103.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,016.80 : 147,684.26 = 64,567.13 : x
  2. Step 2: Convert to fraction form
    107,016.80/147,684.26 = 64,567.13/x
  3. Step 3: Cross multiply
    107,016.80x = 147,684.26 × 64,567.13
  4. Step 4: Simplify right side
    107,016.80x = 9,535,548,237.37
  5. Step 5: Solve for x
    x = 9,535,548,237.37/107,016.80
  6. Step 6: Final answer
    x = 89,103.29

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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.