Home / 132,566.90-183,009.98-89,772.57

Finding the Fourth Proportional to 132,566.90, 183,009.98 and 89,772.57

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Solution

The fourth proportional to 132,566.90, 183,009.98 and 89,772.57 is: 123,931.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,566.90 : 183,009.98 = 89,772.57 : x
  2. Step 2: Convert to fraction form
    132,566.90/183,009.98 = 89,772.57/x
  3. Step 3: Cross multiply
    132,566.90x = 183,009.98 × 89,772.57
  4. Step 4: Simplify right side
    132,566.90x = 16,429,276,464.68
  5. Step 5: Solve for x
    x = 16,429,276,464.68/132,566.90
  6. Step 6: Final answer
    x = 123,931.97

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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.