Home / 159,261.32-238,839.66-70,512.92

Finding the Fourth Proportional to 159,261.32, 238,839.66 and 70,512.92

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Solution

The fourth proportional to 159,261.32, 238,839.66 and 70,512.92 is: 105,746.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,261.32 : 238,839.66 = 70,512.92 : x
  2. Step 2: Convert to fraction form
    159,261.32/238,839.66 = 70,512.92/x
  3. Step 3: Cross multiply
    159,261.32x = 238,839.66 × 70,512.92
  4. Step 4: Simplify right side
    159,261.32x = 16,841,281,838.41
  5. Step 5: Solve for x
    x = 16,841,281,838.41/159,261.32
  6. Step 6: Final answer
    x = 105,746.22

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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.