Home / 371,017.13-556,526.97-90,534.38

Finding the Fourth Proportional to 371,017.13, 556,526.97 and 90,534.38

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Solution

The fourth proportional to 371,017.13, 556,526.97 and 90,534.38 is: 135,801.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,017.13 : 556,526.97 = 90,534.38 : x
  2. Step 2: Convert to fraction form
    371,017.13/556,526.97 = 90,534.38/x
  3. Step 3: Cross multiply
    371,017.13x = 556,526.97 × 90,534.38
  4. Step 4: Simplify right side
    371,017.13x = 50,384,821,399.59
  5. Step 5: Solve for x
    x = 50,384,821,399.59/371,017.13
  6. Step 6: Final answer
    x = 135,801.88

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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.