Home / 132,916.92-183,409.02-112,854.84

Finding the Fourth Proportional to 132,916.92, 183,409.02 and 112,854.84

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Solution

The fourth proportional to 132,916.92, 183,409.02 and 112,854.84 is: 155,725.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,916.92 : 183,409.02 = 112,854.84 : x
  2. Step 2: Convert to fraction form
    132,916.92/183,409.02 = 112,854.84/x
  3. Step 3: Cross multiply
    132,916.92x = 183,409.02 × 112,854.84
  4. Step 4: Simplify right side
    132,916.92x = 20,698,595,606.66
  5. Step 5: Solve for x
    x = 20,698,595,606.66/132,916.92
  6. Step 6: Final answer
    x = 155,725.81

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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.