Home / 272,290.47-375,770.43-151,436.85

Finding the Fourth Proportional to 272,290.47, 375,770.43 and 151,436.85

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Solution

The fourth proportional to 272,290.47, 375,770.43 and 151,436.85 is: 208,988.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,290.47 : 375,770.43 = 151,436.85 : x
  2. Step 2: Convert to fraction form
    272,290.47/375,770.43 = 151,436.85/x
  3. Step 3: Cross multiply
    272,290.47x = 375,770.43 × 151,436.85
  4. Step 4: Simplify right side
    272,290.47x = 56,905,490,242.35
  5. Step 5: Solve for x
    x = 56,905,490,242.35/272,290.47
  6. Step 6: Final answer
    x = 208,988.18

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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.