Home / 152,408.77-210,426.79-95,135.29

Finding the Fourth Proportional to 152,408.77, 210,426.79 and 95,135.29

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Solution

The fourth proportional to 152,408.77, 210,426.79 and 95,135.29 is: 131,350.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,408.77 : 210,426.79 = 95,135.29 : x
  2. Step 2: Convert to fraction form
    152,408.77/210,426.79 = 95,135.29/x
  3. Step 3: Cross multiply
    152,408.77x = 210,426.79 × 95,135.29
  4. Step 4: Simplify right side
    152,408.77x = 20,019,013,690.42
  5. Step 5: Solve for x
    x = 20,019,013,690.42/152,408.77
  6. Step 6: Final answer
    x = 131,350.80

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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.