Home / 159,153.86-238,582.40-109,257.46

Finding the Fourth Proportional to 159,153.86, 238,582.40 and 109,257.46

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Solution

The fourth proportional to 159,153.86, 238,582.40 and 109,257.46 is: 163,784.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,153.86 : 238,582.40 = 109,257.46 : x
  2. Step 2: Convert to fraction form
    159,153.86/238,582.40 = 109,257.46/x
  3. Step 3: Cross multiply
    159,153.86x = 238,582.40 × 109,257.46
  4. Step 4: Simplify right side
    159,153.86x = 26,066,905,881.96
  5. Step 5: Solve for x
    x = 26,066,905,881.96/159,153.86
  6. Step 6: Final answer
    x = 163,784.31

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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.