Home / 281,750.10-423,062.55-163,652.10

Finding the Fourth Proportional to 281,750.10, 423,062.55 and 163,652.10

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Solution

The fourth proportional to 281,750.10, 423,062.55 and 163,652.10 is: 245,732.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,750.10 : 423,062.55 = 163,652.10 : x
  2. Step 2: Convert to fraction form
    281,750.10/423,062.55 = 163,652.10/x
  3. Step 3: Cross multiply
    281,750.10x = 423,062.55 × 163,652.10
  4. Step 4: Simplify right side
    281,750.10x = 69,235,074,738.86
  5. Step 5: Solve for x
    x = 69,235,074,738.86/281,750.10
  6. Step 6: Final answer
    x = 245,732.21

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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.