Home / 154,973.80-232,482.30-66,226.60

Finding the Fourth Proportional to 154,973.80, 232,482.30 and 66,226.60

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Solution

The fourth proportional to 154,973.80, 232,482.30 and 66,226.60 is: 99,349.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,973.80 : 232,482.30 = 66,226.60 : x
  2. Step 2: Convert to fraction form
    154,973.80/232,482.30 = 66,226.60/x
  3. Step 3: Cross multiply
    154,973.80x = 232,482.30 × 66,226.60
  4. Step 4: Simplify right side
    154,973.80x = 15,396,512,289.18
  5. Step 5: Solve for x
    x = 15,396,512,289.18/154,973.80
  6. Step 6: Final answer
    x = 99,349.13

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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.