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Finding the Fourth Proportional to 162,671.30, 224,486.34 and 91,051.30

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Solution

The fourth proportional to 162,671.30, 224,486.34 and 91,051.30 is: 125,650.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,671.30 : 224,486.34 = 91,051.30 : x
  2. Step 2: Convert to fraction form
    162,671.30/224,486.34 = 91,051.30/x
  3. Step 3: Cross multiply
    162,671.30x = 224,486.34 × 91,051.30
  4. Step 4: Simplify right side
    162,671.30x = 20,439,773,089.24
  5. Step 5: Solve for x
    x = 20,439,773,089.24/162,671.30
  6. Step 6: Final answer
    x = 125,650.76

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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.