Home / 168,052.30-252,005.55-55,689.10

Finding the Fourth Proportional to 168,052.30, 252,005.55 and 55,689.10

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Solution

The fourth proportional to 168,052.30, 252,005.55 and 55,689.10 is: 83,509.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,052.30 : 252,005.55 = 55,689.10 : x
  2. Step 2: Convert to fraction form
    168,052.30/252,005.55 = 55,689.10/x
  3. Step 3: Cross multiply
    168,052.30x = 252,005.55 × 55,689.10
  4. Step 4: Simplify right side
    168,052.30x = 14,033,962,274.51
  5. Step 5: Solve for x
    x = 14,033,962,274.51/168,052.30
  6. Step 6: Final answer
    x = 83,509.49

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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.