Home / 147,258.07-220,966.38-58,512.38

Finding the Fourth Proportional to 147,258.07, 220,966.38 and 58,512.38

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Solution

The fourth proportional to 147,258.07, 220,966.38 and 58,512.38 is: 87,800.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,258.07 : 220,966.38 = 58,512.38 : x
  2. Step 2: Convert to fraction form
    147,258.07/220,966.38 = 58,512.38/x
  3. Step 3: Cross multiply
    147,258.07x = 220,966.38 × 58,512.38
  4. Step 4: Simplify right side
    147,258.07x = 12,929,267,688.95
  5. Step 5: Solve for x
    x = 12,929,267,688.95/147,258.07
  6. Step 6: Final answer
    x = 87,800.06

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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.