Home / 272,200.10-375,637.70-151,352.75

Finding the Fourth Proportional to 272,200.10, 375,637.70 and 151,352.75

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Solution

The fourth proportional to 272,200.10, 375,637.70 and 151,352.75 is: 208,867.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,200.10 : 375,637.70 = 151,352.75 : x
  2. Step 2: Convert to fraction form
    272,200.10/375,637.70 = 151,352.75/x
  3. Step 3: Cross multiply
    272,200.10x = 375,637.70 × 151,352.75
  4. Step 4: Simplify right side
    272,200.10x = 56,853,800,216.15
  5. Step 5: Solve for x
    x = 56,853,800,216.15/272,200.10
  6. Step 6: Final answer
    x = 208,867.67

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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.