Home / 132,774.70-183,226.78-72,345.84

Finding the Fourth Proportional to 132,774.70, 183,226.78 and 72,345.84

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Solution

The fourth proportional to 132,774.70, 183,226.78 and 72,345.84 is: 99,836.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,774.70 : 183,226.78 = 72,345.84 : x
  2. Step 2: Convert to fraction form
    132,774.70/183,226.78 = 72,345.84/x
  3. Step 3: Cross multiply
    132,774.70x = 183,226.78 × 72,345.84
  4. Step 4: Simplify right side
    132,774.70x = 13,255,695,309.60
  5. Step 5: Solve for x
    x = 13,255,695,309.60/132,774.70
  6. Step 6: Final answer
    x = 99,836.00

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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.