Home / 155,702.71-233,554.20-111,415.96

Finding the Fourth Proportional to 155,702.71, 233,554.20 and 111,415.96

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Solution

The fourth proportional to 155,702.71, 233,554.20 and 111,415.96 is: 167,124.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,702.71 : 233,554.20 = 111,415.96 : x
  2. Step 2: Convert to fraction form
    155,702.71/233,554.20 = 111,415.96/x
  3. Step 3: Cross multiply
    155,702.71x = 233,554.20 × 111,415.96
  4. Step 4: Simplify right side
    155,702.71x = 26,021,665,405.03
  5. Step 5: Solve for x
    x = 26,021,665,405.03/155,702.71
  6. Step 6: Final answer
    x = 167,124.04

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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.