Home / 149,280.03-206,004.42-84,748.68

Finding the Fourth Proportional to 149,280.03, 206,004.42 and 84,748.68

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Solution

The fourth proportional to 149,280.03, 206,004.42 and 84,748.68 is: 116,952.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,280.03 : 206,004.42 = 84,748.68 : x
  2. Step 2: Convert to fraction form
    149,280.03/206,004.42 = 84,748.68/x
  3. Step 3: Cross multiply
    149,280.03x = 206,004.42 × 84,748.68
  4. Step 4: Simplify right side
    149,280.03x = 17,458,602,669.17
  5. Step 5: Solve for x
    x = 17,458,602,669.17/149,280.03
  6. Step 6: Final answer
    x = 116,952.03

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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.