Home / 229,148.15-316,262.46-133,654.85

Finding the Fourth Proportional to 229,148.15, 316,262.46 and 133,654.85

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Solution

The fourth proportional to 229,148.15, 316,262.46 and 133,654.85 is: 184,465.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,148.15 : 316,262.46 = 133,654.85 : x
  2. Step 2: Convert to fraction form
    229,148.15/316,262.46 = 133,654.85/x
  3. Step 3: Cross multiply
    229,148.15x = 316,262.46 × 133,654.85
  4. Step 4: Simplify right side
    229,148.15x = 42,270,011,651.93
  5. Step 5: Solve for x
    x = 42,270,011,651.93/229,148.15
  6. Step 6: Final answer
    x = 184,465.86

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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.