Home / 272,272.64-375,707.45-151,394.42

Finding the Fourth Proportional to 272,272.64, 375,707.45 and 151,394.42

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Solution

The fourth proportional to 272,272.64, 375,707.45 and 151,394.42 is: 208,908.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,272.64 : 375,707.45 = 151,394.42 : x
  2. Step 2: Convert to fraction form
    272,272.64/375,707.45 = 151,394.42/x
  3. Step 3: Cross multiply
    272,272.64x = 375,707.45 × 151,394.42
  4. Step 4: Simplify right side
    272,272.64x = 56,880,009,603.89
  5. Step 5: Solve for x
    x = 56,880,009,603.89/272,272.64
  6. Step 6: Final answer
    x = 208,908.29

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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.