Home / 272,221.44-375,682.56-151,389.72

Finding the Fourth Proportional to 272,221.44, 375,682.56 and 151,389.72

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Solution

The fourth proportional to 272,221.44, 375,682.56 and 151,389.72 is: 208,927.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,221.44 : 375,682.56 = 151,389.72 : x
  2. Step 2: Convert to fraction form
    272,221.44/375,682.56 = 151,389.72/x
  3. Step 3: Cross multiply
    272,221.44x = 375,682.56 × 151,389.72
  4. Step 4: Simplify right side
    272,221.44x = 56,874,477,567.28
  5. Step 5: Solve for x
    x = 56,874,477,567.28/272,221.44
  6. Step 6: Final answer
    x = 208,927.25

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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.