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Finding the Fourth Proportional to 113,482.20, 170,223.30 and 29,242.20

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Solution

The fourth proportional to 113,482.20, 170,223.30 and 29,242.20 is: 43,863.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,482.20 : 170,223.30 = 29,242.20 : x
  2. Step 2: Convert to fraction form
    113,482.20/170,223.30 = 29,242.20/x
  3. Step 3: Cross multiply
    113,482.20x = 170,223.30 × 29,242.20
  4. Step 4: Simplify right side
    113,482.20x = 4,977,703,783.26
  5. Step 5: Solve for x
    x = 4,977,703,783.26/113,482.20
  6. Step 6: Final answer
    x = 43,863.30

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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.