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Finding the Fourth Proportional to 171,225, 236,210.88 and 110,815.08

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Solution

The fourth proportional to 171,225, 236,210.88 and 110,815.08 is: 152,873.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,225 : 236,210.88 = 110,815.08 : x
  2. Step 2: Convert to fraction form
    171,225/236,210.88 = 110,815.08/x
  3. Step 3: Cross multiply
    171,225x = 236,210.88 × 110,815.08
  4. Step 4: Simplify right side
    171,225x = 26,175,727,564.07
  5. Step 5: Solve for x
    x = 26,175,727,564.07/171,225
  6. Step 6: Final answer
    x = 152,873.28

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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.