Home / 213,084.40-294,167.03-155,659.25

Finding the Fourth Proportional to 213,084.40, 294,167.03 and 155,659.25

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Solution

The fourth proportional to 213,084.40, 294,167.03 and 155,659.25 is: 214,890.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,084.40 : 294,167.03 = 155,659.25 : x
  2. Step 2: Convert to fraction form
    213,084.40/294,167.03 = 155,659.25/x
  3. Step 3: Cross multiply
    213,084.40x = 294,167.03 × 155,659.25
  4. Step 4: Simplify right side
    213,084.40x = 45,789,818,529.11
  5. Step 5: Solve for x
    x = 45,789,818,529.11/213,084.40
  6. Step 6: Final answer
    x = 214,890.52

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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.