Home / 209,534.55-314,386.01-95,736.30

Finding the Fourth Proportional to 209,534.55, 314,386.01 and 95,736.30

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Solution

The fourth proportional to 209,534.55, 314,386.01 and 95,736.30 is: 143,642.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,534.55 : 314,386.01 = 95,736.30 : x
  2. Step 2: Convert to fraction form
    209,534.55/314,386.01 = 95,736.30/x
  3. Step 3: Cross multiply
    209,534.55x = 314,386.01 × 95,736.30
  4. Step 4: Simplify right side
    209,534.55x = 30,098,152,890.48
  5. Step 5: Solve for x
    x = 30,098,152,890.48/209,534.55
  6. Step 6: Final answer
    x = 143,642.91

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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.