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Finding the Fourth Proportional to 197,482.50, 272,278.80 and 164,824.11

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Solution

The fourth proportional to 197,482.50, 272,278.80 and 164,824.11 is: 227,251.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,482.50 : 272,278.80 = 164,824.11 : x
  2. Step 2: Convert to fraction form
    197,482.50/272,278.80 = 164,824.11/x
  3. Step 3: Cross multiply
    197,482.50x = 272,278.80 × 164,824.11
  4. Step 4: Simplify right side
    197,482.50x = 44,878,110,881.87
  5. Step 5: Solve for x
    x = 44,878,110,881.87/197,482.50
  6. Step 6: Final answer
    x = 227,251.08

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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.