Home / 202,165.04-279,087.72-156,740.24

Finding the Fourth Proportional to 202,165.04, 279,087.72 and 156,740.24

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Solution

The fourth proportional to 202,165.04, 279,087.72 and 156,740.24 is: 216,379.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,165.04 : 279,087.72 = 156,740.24 : x
  2. Step 2: Convert to fraction form
    202,165.04/279,087.72 = 156,740.24/x
  3. Step 3: Cross multiply
    202,165.04x = 279,087.72 × 156,740.24
  4. Step 4: Simplify right side
    202,165.04x = 43,744,276,213.85
  5. Step 5: Solve for x
    x = 43,744,276,213.85/202,165.04
  6. Step 6: Final answer
    x = 216,379.03

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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.