Home / 372,140.03-558,394.49-147,495.49

Finding the Fourth Proportional to 372,140.03, 558,394.49 and 147,495.49

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Solution

The fourth proportional to 372,140.03, 558,394.49 and 147,495.49 is: 221,316.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,140.03 : 558,394.49 = 147,495.49 : x
  2. Step 2: Convert to fraction form
    372,140.03/558,394.49 = 147,495.49/x
  3. Step 3: Cross multiply
    372,140.03x = 558,394.49 × 147,495.49
  4. Step 4: Simplify right side
    372,140.03x = 82,360,667,888.60
  5. Step 5: Solve for x
    x = 82,360,667,888.60/372,140.03
  6. Step 6: Final answer
    x = 221,316.33

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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.