Home / 155,634.48-233,524.62-76,705.65

Finding the Fourth Proportional to 155,634.48, 233,524.62 and 76,705.65

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Solution

The fourth proportional to 155,634.48, 233,524.62 and 76,705.65 is: 115,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,634.48 : 233,524.62 = 76,705.65 : x
  2. Step 2: Convert to fraction form
    155,634.48/233,524.62 = 76,705.65/x
  3. Step 3: Cross multiply
    155,634.48x = 233,524.62 × 76,705.65
  4. Step 4: Simplify right side
    155,634.48x = 17,912,657,768.10
  5. Step 5: Solve for x
    x = 17,912,657,768.10/155,634.48
  6. Step 6: Final answer
    x = 115,094.40

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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.