Home / 116,945.40-175,302.90-57,790.20

Finding the Fourth Proportional to 116,945.40, 175,302.90 and 57,790.20

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Solution

The fourth proportional to 116,945.40, 175,302.90 and 57,790.20 is: 86,628.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,945.40 : 175,302.90 = 57,790.20 : x
  2. Step 2: Convert to fraction form
    116,945.40/175,302.90 = 57,790.20/x
  3. Step 3: Cross multiply
    116,945.40x = 175,302.90 × 57,790.20
  4. Step 4: Simplify right side
    116,945.40x = 10,130,789,651.58
  5. Step 5: Solve for x
    x = 10,130,789,651.58/116,945.40
  6. Step 6: Final answer
    x = 86,628.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.