Home / 135,853.12-203,714.14-56,946.16

Finding the Fourth Proportional to 135,853.12, 203,714.14 and 56,946.16

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Solution

The fourth proportional to 135,853.12, 203,714.14 and 56,946.16 is: 85,391.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,853.12 : 203,714.14 = 56,946.16 : x
  2. Step 2: Convert to fraction form
    135,853.12/203,714.14 = 56,946.16/x
  3. Step 3: Cross multiply
    135,853.12x = 203,714.14 × 56,946.16
  4. Step 4: Simplify right side
    135,853.12x = 11,600,738,010.70
  5. Step 5: Solve for x
    x = 11,600,738,010.70/135,853.12
  6. Step 6: Final answer
    x = 85,391.77

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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.