Home / 141,623.16-212,236.50-106,521.72

Finding the Fourth Proportional to 141,623.16, 212,236.50 and 106,521.72

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Solution

The fourth proportional to 141,623.16, 212,236.50 and 106,521.72 is: 159,633.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,623.16 : 212,236.50 = 106,521.72 : x
  2. Step 2: Convert to fraction form
    141,623.16/212,236.50 = 106,521.72/x
  3. Step 3: Cross multiply
    141,623.16x = 212,236.50 × 106,521.72
  4. Step 4: Simplify right side
    141,623.16x = 22,607,797,026.78
  5. Step 5: Solve for x
    x = 22,607,797,026.78/141,623.16
  6. Step 6: Final answer
    x = 159,633.47

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1.5x scale

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.