Home / 133,549.49-184,307.19-76,964.51

Finding the Fourth Proportional to 133,549.49, 184,307.19 and 76,964.51

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Solution

The fourth proportional to 133,549.49, 184,307.19 and 76,964.51 is: 106,216.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,549.49 : 184,307.19 = 76,964.51 : x
  2. Step 2: Convert to fraction form
    133,549.49/184,307.19 = 76,964.51/x
  3. Step 3: Cross multiply
    133,549.49x = 184,307.19 × 76,964.51
  4. Step 4: Simplify right side
    133,549.49x = 14,185,112,567.83
  5. Step 5: Solve for x
    x = 14,185,112,567.83/133,549.49
  6. Step 6: Final answer
    x = 106,216.15

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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.