Home / 254,848.52-382,318.86-105,005.45

Finding the Fourth Proportional to 254,848.52, 382,318.86 and 105,005.45

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Solution

The fourth proportional to 254,848.52, 382,318.86 and 105,005.45 is: 157,527.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,848.52 : 382,318.86 = 105,005.45 : x
  2. Step 2: Convert to fraction form
    254,848.52/382,318.86 = 105,005.45/x
  3. Step 3: Cross multiply
    254,848.52x = 382,318.86 × 105,005.45
  4. Step 4: Simplify right side
    254,848.52x = 40,145,562,026.19
  5. Step 5: Solve for x
    x = 40,145,562,026.19/254,848.52
  6. Step 6: Final answer
    x = 157,527.16

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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.