Home / 149,577.49-206,330.11-98,598.25

Finding the Fourth Proportional to 149,577.49, 206,330.11 and 98,598.25

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Solution

The fourth proportional to 149,577.49, 206,330.11 and 98,598.25 is: 136,008.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,577.49 : 206,330.11 = 98,598.25 : x
  2. Step 2: Convert to fraction form
    149,577.49/206,330.11 = 98,598.25/x
  3. Step 3: Cross multiply
    149,577.49x = 206,330.11 × 98,598.25
  4. Step 4: Simplify right side
    149,577.49x = 20,343,787,768.31
  5. Step 5: Solve for x
    x = 20,343,787,768.31/149,577.49
  6. Step 6: Final answer
    x = 136,008.35

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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.