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Finding the Fourth Proportional to 160,868.84, 222,009.50 and 92,888.68

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Solution

The fourth proportional to 160,868.84, 222,009.50 and 92,888.68 is: 128,192.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,868.84 : 222,009.50 = 92,888.68 : x
  2. Step 2: Convert to fraction form
    160,868.84/222,009.50 = 92,888.68/x
  3. Step 3: Cross multiply
    160,868.84x = 222,009.50 × 92,888.68
  4. Step 4: Simplify right side
    160,868.84x = 20,622,169,402.46
  5. Step 5: Solve for x
    x = 20,622,169,402.46/160,868.84
  6. Step 6: Final answer
    x = 128,192.44

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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.