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Finding the Fourth Proportional to 170,152.60, 255,228.98 and 70,202.94

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Solution

The fourth proportional to 170,152.60, 255,228.98 and 70,202.94 is: 105,304.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,152.60 : 255,228.98 = 70,202.94 : x
  2. Step 2: Convert to fraction form
    170,152.60/255,228.98 = 70,202.94/x
  3. Step 3: Cross multiply
    170,152.60x = 255,228.98 × 70,202.94
  4. Step 4: Simplify right side
    170,152.60x = 17,917,824,944.71
  5. Step 5: Solve for x
    x = 17,917,824,944.71/170,152.60
  6. Step 6: Final answer
    x = 105,304.45

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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.