Home / 172,941.40-238,618.44-104,956.84

Finding the Fourth Proportional to 172,941.40, 238,618.44 and 104,956.84

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Solution

The fourth proportional to 172,941.40, 238,618.44 and 104,956.84 is: 144,815.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,941.40 : 238,618.44 = 104,956.84 : x
  2. Step 2: Convert to fraction form
    172,941.40/238,618.44 = 104,956.84/x
  3. Step 3: Cross multiply
    172,941.40x = 238,618.44 × 104,956.84
  4. Step 4: Simplify right side
    172,941.40x = 25,044,637,428.13
  5. Step 5: Solve for x
    x = 25,044,637,428.13/172,941.40
  6. Step 6: Final answer
    x = 144,815.74

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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.