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Finding the Fourth Proportional to 162,153.75, 223,848.02 and 94,157.48

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Solution

The fourth proportional to 162,153.75, 223,848.02 and 94,157.48 is: 129,981.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,153.75 : 223,848.02 = 94,157.48 : x
  2. Step 2: Convert to fraction form
    162,153.75/223,848.02 = 94,157.48/x
  3. Step 3: Cross multiply
    162,153.75x = 223,848.02 × 94,157.48
  4. Step 4: Simplify right side
    162,153.75x = 21,076,965,466.19
  5. Step 5: Solve for x
    x = 21,076,965,466.19/162,153.75
  6. Step 6: Final answer
    x = 129,981.36

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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.