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Finding the Fourth Proportional to 114,492.45, 170,820.12 and 101,862.54

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Solution

The fourth proportional to 114,492.45, 170,820.12 and 101,862.54 is: 151,976.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,492.45 : 170,820.12 = 101,862.54 : x
  2. Step 2: Convert to fraction form
    114,492.45/170,820.12 = 101,862.54/x
  3. Step 3: Cross multiply
    114,492.45x = 170,820.12 × 101,862.54
  4. Step 4: Simplify right side
    114,492.45x = 17,400,171,306.30
  5. Step 5: Solve for x
    x = 17,400,171,306.30/114,492.45
  6. Step 6: Final answer
    x = 151,976.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.