Home / 134,725.66-202,088.47-75,565.95

Finding the Fourth Proportional to 134,725.66, 202,088.47 and 75,565.95

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Solution

The fourth proportional to 134,725.66, 202,088.47 and 75,565.95 is: 113,348.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,725.66 : 202,088.47 = 75,565.95 : x
  2. Step 2: Convert to fraction form
    134,725.66/202,088.47 = 75,565.95/x
  3. Step 3: Cross multiply
    134,725.66x = 202,088.47 × 75,565.95
  4. Step 4: Simplify right side
    134,725.66x = 15,271,007,219.60
  5. Step 5: Solve for x
    x = 15,271,007,219.60/134,725.66
  6. Step 6: Final answer
    x = 113,348.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.