Home / 152,234.79-210,084.39-84,256.44

Finding the Fourth Proportional to 152,234.79, 210,084.39 and 84,256.44

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Solution

The fourth proportional to 152,234.79, 210,084.39 and 84,256.44 is: 116,274.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,234.79 : 210,084.39 = 84,256.44 : x
  2. Step 2: Convert to fraction form
    152,234.79/210,084.39 = 84,256.44/x
  3. Step 3: Cross multiply
    152,234.79x = 210,084.39 × 84,256.44
  4. Step 4: Simplify right side
    152,234.79x = 17,700,962,800.97
  5. Step 5: Solve for x
    x = 17,700,962,800.97/152,234.79
  6. Step 6: Final answer
    x = 116,274.10

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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.