Home / 152,840.01-210,944.35-89,177.66

Finding the Fourth Proportional to 152,840.01, 210,944.35 and 89,177.66

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Solution

The fourth proportional to 152,840.01, 210,944.35 and 89,177.66 is: 123,079.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,840.01 : 210,944.35 = 89,177.66 : x
  2. Step 2: Convert to fraction form
    152,840.01/210,944.35 = 89,177.66/x
  3. Step 3: Cross multiply
    152,840.01x = 210,944.35 × 89,177.66
  4. Step 4: Simplify right side
    152,840.01x = 18,811,523,371.01
  5. Step 5: Solve for x
    x = 18,811,523,371.01/152,840.01
  6. Step 6: Final answer
    x = 123,079.83

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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.