Home / 132,772.70-183,224.02-72,343.84

Finding the Fourth Proportional to 132,772.70, 183,224.02 and 72,343.84

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Solution

The fourth proportional to 132,772.70, 183,224.02 and 72,343.84 is: 99,833.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,772.70 : 183,224.02 = 72,343.84 : x
  2. Step 2: Convert to fraction form
    132,772.70/183,224.02 = 72,343.84/x
  3. Step 3: Cross multiply
    132,772.70x = 183,224.02 × 72,343.84
  4. Step 4: Simplify right side
    132,772.70x = 13,255,129,187.04
  5. Step 5: Solve for x
    x = 13,255,129,187.04/132,772.70
  6. Step 6: Final answer
    x = 99,833.24

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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.