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Finding the Fourth Proportional to 170,734.60, 256,332.30 and 108,526.60

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Solution

The fourth proportional to 170,734.60, 256,332.30 and 108,526.60 is: 162,936.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,734.60 : 256,332.30 = 108,526.60 : x
  2. Step 2: Convert to fraction form
    170,734.60/256,332.30 = 108,526.60/x
  3. Step 3: Cross multiply
    170,734.60x = 256,332.30 × 108,526.60
  4. Step 4: Simplify right side
    170,734.60x = 27,818,872,989.18
  5. Step 5: Solve for x
    x = 27,818,872,989.18/170,734.60
  6. Step 6: Final answer
    x = 162,936.35

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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.