Home / 342,009.04-471,962.80-191,106.04

Finding the Fourth Proportional to 342,009.04, 471,962.80 and 191,106.04

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Solution

The fourth proportional to 342,009.04, 471,962.80 and 191,106.04 is: 263,720.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,009.04 : 471,962.80 = 191,106.04 : x
  2. Step 2: Convert to fraction form
    342,009.04/471,962.80 = 191,106.04/x
  3. Step 3: Cross multiply
    342,009.04x = 471,962.80 × 191,106.04
  4. Step 4: Simplify right side
    342,009.04x = 90,194,941,735.31
  5. Step 5: Solve for x
    x = 90,194,941,735.31/342,009.04
  6. Step 6: Final answer
    x = 263,720.93

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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.