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Finding the Fourth Proportional to 117,347.96, 176,062.26 and 34,254.20

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Solution

The fourth proportional to 117,347.96, 176,062.26 and 34,254.20 is: 51,393.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,347.96 : 176,062.26 = 34,254.20 : x
  2. Step 2: Convert to fraction form
    117,347.96/176,062.26 = 34,254.20/x
  3. Step 3: Cross multiply
    117,347.96x = 176,062.26 × 34,254.20
  4. Step 4: Simplify right side
    117,347.96x = 6,030,871,866.49
  5. Step 5: Solve for x
    x = 6,030,871,866.49/117,347.96
  6. Step 6: Final answer
    x = 51,393.07

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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.