Home / 142,260.90-196,325.04-93,905.28

Finding the Fourth Proportional to 142,260.90, 196,325.04 and 93,905.28

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Solution

The fourth proportional to 142,260.90, 196,325.04 and 93,905.28 is: 129,592.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,260.90 : 196,325.04 = 93,905.28 : x
  2. Step 2: Convert to fraction form
    142,260.90/196,325.04 = 93,905.28/x
  3. Step 3: Cross multiply
    142,260.90x = 196,325.04 × 93,905.28
  4. Step 4: Simplify right side
    142,260.90x = 18,435,957,852.21
  5. Step 5: Solve for x
    x = 18,435,957,852.21/142,260.90
  6. Step 6: Final answer
    x = 129,592.59

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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.