Home / 155,997.90-233,381.21-118,156.19

Finding the Fourth Proportional to 155,997.90, 233,381.21 and 118,156.19

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Solution

The fourth proportional to 155,997.90, 233,381.21 and 118,156.19 is: 176,767.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,997.90 : 233,381.21 = 118,156.19 : x
  2. Step 2: Convert to fraction form
    155,997.90/233,381.21 = 118,156.19/x
  3. Step 3: Cross multiply
    155,997.90x = 233,381.21 × 118,156.19
  4. Step 4: Simplify right side
    155,997.90x = 27,575,432,833.50
  5. Step 5: Solve for x
    x = 27,575,432,833.50/155,997.90
  6. Step 6: Final answer
    x = 176,767.97

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1.5x scale

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.