Home / 112,304.40-168,310.92-45,666.96

Finding the Fourth Proportional to 112,304.40, 168,310.92 and 45,666.96

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Solution

The fourth proportional to 112,304.40, 168,310.92 and 45,666.96 is: 68,441.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,304.40 : 168,310.92 = 45,666.96 : x
  2. Step 2: Convert to fraction form
    112,304.40/168,310.92 = 45,666.96/x
  3. Step 3: Cross multiply
    112,304.40x = 168,310.92 × 45,666.96
  4. Step 4: Simplify right side
    112,304.40x = 7,686,248,051.20
  5. Step 5: Solve for x
    x = 7,686,248,051.20/112,304.40
  6. Step 6: Final answer
    x = 68,441.20

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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.