Home / 210,625.20-316,062.60-77,598.96

Finding the Fourth Proportional to 210,625.20, 316,062.60 and 77,598.96

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Solution

The fourth proportional to 210,625.20, 316,062.60 and 77,598.96 is: 116,444.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,625.20 : 316,062.60 = 77,598.96 : x
  2. Step 2: Convert to fraction form
    210,625.20/316,062.60 = 77,598.96/x
  3. Step 3: Cross multiply
    210,625.20x = 316,062.60 × 77,598.96
  4. Step 4: Simplify right side
    210,625.20x = 24,526,129,054.90
  5. Step 5: Solve for x
    x = 24,526,129,054.90/210,625.20
  6. Step 6: Final answer
    x = 116,444.42

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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.