Home / 172,680.18-238,235.43-104,648.07

Finding the Fourth Proportional to 172,680.18, 238,235.43 and 104,648.07

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Solution

The fourth proportional to 172,680.18, 238,235.43 and 104,648.07 is: 144,376.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,680.18 : 238,235.43 = 104,648.07 : x
  2. Step 2: Convert to fraction form
    172,680.18/238,235.43 = 104,648.07/x
  3. Step 3: Cross multiply
    172,680.18x = 238,235.43 × 104,648.07
  4. Step 4: Simplify right side
    172,680.18x = 24,930,877,955.12
  5. Step 5: Solve for x
    x = 24,930,877,955.12/172,680.18
  6. Step 6: Final answer
    x = 144,376.03

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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.