Home / 133,700.40-184,525.02-77,110.56

Finding the Fourth Proportional to 133,700.40, 184,525.02 and 77,110.56

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Solution

The fourth proportional to 133,700.40, 184,525.02 and 77,110.56 is: 106,423.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,700.40 : 184,525.02 = 77,110.56 : x
  2. Step 2: Convert to fraction form
    133,700.40/184,525.02 = 77,110.56/x
  3. Step 3: Cross multiply
    133,700.40x = 184,525.02 × 77,110.56
  4. Step 4: Simplify right side
    133,700.40x = 14,228,827,626.21
  5. Step 5: Solve for x
    x = 14,228,827,626.21/133,700.40
  6. Step 6: Final answer
    x = 106,423.22

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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.