Home / 114,729.60-172,094.40-31,623.60

Finding the Fourth Proportional to 114,729.60, 172,094.40 and 31,623.60

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Solution

The fourth proportional to 114,729.60, 172,094.40 and 31,623.60 is: 47,435.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,729.60 : 172,094.40 = 31,623.60 : x
  2. Step 2: Convert to fraction form
    114,729.60/172,094.40 = 31,623.60/x
  3. Step 3: Cross multiply
    114,729.60x = 172,094.40 × 31,623.60
  4. Step 4: Simplify right side
    114,729.60x = 5,442,244,467.84
  5. Step 5: Solve for x
    x = 5,442,244,467.84/114,729.60
  6. Step 6: Final answer
    x = 47,435.40

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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.