Home / 188,440.02-282,625.18-85,833.16

Finding the Fourth Proportional to 188,440.02, 282,625.18 and 85,833.16

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Solution

The fourth proportional to 188,440.02, 282,625.18 and 85,833.16 is: 128,733.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,440.02 : 282,625.18 = 85,833.16 : x
  2. Step 2: Convert to fraction form
    188,440.02/282,625.18 = 85,833.16/x
  3. Step 3: Cross multiply
    188,440.02x = 282,625.18 × 85,833.16
  4. Step 4: Simplify right side
    188,440.02x = 24,258,612,294.97
  5. Step 5: Solve for x
    x = 24,258,612,294.97/188,440.02
  6. Step 6: Final answer
    x = 128,733.87

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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.