Home / 132,671.92-183,028.02-89,637.52

Finding the Fourth Proportional to 132,671.92, 183,028.02 and 89,637.52

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Solution

The fourth proportional to 132,671.92, 183,028.02 and 89,637.52 is: 123,659.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,671.92 : 183,028.02 = 89,637.52 : x
  2. Step 2: Convert to fraction form
    132,671.92/183,028.02 = 89,637.52/x
  3. Step 3: Cross multiply
    132,671.92x = 183,028.02 × 89,637.52
  4. Step 4: Simplify right side
    132,671.92x = 16,406,177,803.31
  5. Step 5: Solve for x
    x = 16,406,177,803.31/132,671.92
  6. Step 6: Final answer
    x = 123,659.76

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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.