Home / 131,808.10-197,671.25-47,557.34

Finding the Fourth Proportional to 131,808.10, 197,671.25 and 47,557.34

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Solution

The fourth proportional to 131,808.10, 197,671.25 and 47,557.34 is: 71,321.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,808.10 : 197,671.25 = 47,557.34 : x
  2. Step 2: Convert to fraction form
    131,808.10/197,671.25 = 47,557.34/x
  3. Step 3: Cross multiply
    131,808.10x = 197,671.25 × 47,557.34
  4. Step 4: Simplify right side
    131,808.10x = 9,400,719,094.57
  5. Step 5: Solve for x
    x = 9,400,719,094.57/131,808.10
  6. Step 6: Final answer
    x = 71,321.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.