Home / 198,280.36-297,420.70-163,146.16

Finding the Fourth Proportional to 198,280.36, 297,420.70 and 163,146.16

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Solution

The fourth proportional to 198,280.36, 297,420.70 and 163,146.16 is: 244,719.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,280.36 : 297,420.70 = 163,146.16 : x
  2. Step 2: Convert to fraction form
    198,280.36/297,420.70 = 163,146.16/x
  3. Step 3: Cross multiply
    198,280.36x = 297,420.70 × 163,146.16
  4. Step 4: Simplify right side
    198,280.36x = 48,523,045,109.51
  5. Step 5: Solve for x
    x = 48,523,045,109.51/198,280.36
  6. Step 6: Final answer
    x = 244,719.37

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1.5x scale

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.