Home / 146,329.48-201,934.90-79,261.32

Finding the Fourth Proportional to 146,329.48, 201,934.90 and 79,261.32

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Solution

The fourth proportional to 146,329.48, 201,934.90 and 79,261.32 is: 109,380.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,329.48 : 201,934.90 = 79,261.32 : x
  2. Step 2: Convert to fraction form
    146,329.48/201,934.90 = 79,261.32/x
  3. Step 3: Cross multiply
    146,329.48x = 201,934.90 × 79,261.32
  4. Step 4: Simplify right side
    146,329.48x = 16,005,626,728.07
  5. Step 5: Solve for x
    x = 16,005,626,728.07/146,329.48
  6. Step 6: Final answer
    x = 109,380.74

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1.5x scale

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.