Home / 136,557.64-188,342.71-88,826.23

Finding the Fourth Proportional to 136,557.64, 188,342.71 and 88,826.23

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Solution

The fourth proportional to 136,557.64, 188,342.71 and 88,826.23 is: 122,510.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,557.64 : 188,342.71 = 88,826.23 : x
  2. Step 2: Convert to fraction form
    136,557.64/188,342.71 = 88,826.23/x
  3. Step 3: Cross multiply
    136,557.64x = 188,342.71 × 88,826.23
  4. Step 4: Simplify right side
    136,557.64x = 16,729,772,877.28
  5. Step 5: Solve for x
    x = 16,729,772,877.28/136,557.64
  6. Step 6: Final answer
    x = 122,510.71

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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.