Home / 133,453.86-184,148.17-79,727.50

Finding the Fourth Proportional to 133,453.86, 184,148.17 and 79,727.50

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Solution

The fourth proportional to 133,453.86, 184,148.17 and 79,727.50 is: 110,013.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,453.86 : 184,148.17 = 79,727.50 : x
  2. Step 2: Convert to fraction form
    133,453.86/184,148.17 = 79,727.50/x
  3. Step 3: Cross multiply
    133,453.86x = 184,148.17 × 79,727.50
  4. Step 4: Simplify right side
    133,453.86x = 14,681,673,223.68
  5. Step 5: Solve for x
    x = 14,681,673,223.68/133,453.86
  6. Step 6: Final answer
    x = 110,013.10

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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.