Home / 170,134.16-234,877.20-119,302.88

Finding the Fourth Proportional to 170,134.16, 234,877.20 and 119,302.88

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Solution

The fourth proportional to 170,134.16, 234,877.20 and 119,302.88 is: 164,702.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,134.16 : 234,877.20 = 119,302.88 : x
  2. Step 2: Convert to fraction form
    170,134.16/234,877.20 = 119,302.88/x
  3. Step 3: Cross multiply
    170,134.16x = 234,877.20 × 119,302.88
  4. Step 4: Simplify right side
    170,134.16x = 28,021,526,406.34
  5. Step 5: Solve for x
    x = 28,021,526,406.34/170,134.16
  6. Step 6: Final answer
    x = 164,702.53

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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.