Home / 133,600.48-184,368.72-77,011.36

Finding the Fourth Proportional to 133,600.48, 184,368.72 and 77,011.36

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Solution

The fourth proportional to 133,600.48, 184,368.72 and 77,011.36 is: 106,275.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,600.48 : 184,368.72 = 77,011.36 : x
  2. Step 2: Convert to fraction form
    133,600.48/184,368.72 = 77,011.36/x
  3. Step 3: Cross multiply
    133,600.48x = 184,368.72 × 77,011.36
  4. Step 4: Simplify right side
    133,600.48x = 14,198,485,868.66
  5. Step 5: Solve for x
    x = 14,198,485,868.66/133,600.48
  6. Step 6: Final answer
    x = 106,275.71

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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.