Home / 212,157.64-292,785.08-116,671.60

Finding the Fourth Proportional to 212,157.64, 292,785.08 and 116,671.60

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Solution

The fourth proportional to 212,157.64, 292,785.08 and 116,671.60 is: 161,010.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,157.64 : 292,785.08 = 116,671.60 : x
  2. Step 2: Convert to fraction form
    212,157.64/292,785.08 = 116,671.60/x
  3. Step 3: Cross multiply
    212,157.64x = 292,785.08 × 116,671.60
  4. Step 4: Simplify right side
    212,157.64x = 34,159,703,739.73
  5. Step 5: Solve for x
    x = 34,159,703,739.73/212,157.64
  6. Step 6: Final answer
    x = 161,010.95

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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.