Home / 66,354.93-99,298.62-41,406.72

Finding the Fourth Proportional to 66,354.93, 99,298.62 and 41,406.72

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Solution

The fourth proportional to 66,354.93, 99,298.62 and 41,406.72 is: 61,964.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,354.93 : 99,298.62 = 41,406.72 : x
  2. Step 2: Convert to fraction form
    66,354.93/99,298.62 = 41,406.72/x
  3. Step 3: Cross multiply
    66,354.93x = 99,298.62 × 41,406.72
  4. Step 4: Simplify right side
    66,354.93x = 4,111,630,154.73
  5. Step 5: Solve for x
    x = 4,111,630,154.73/66,354.93
  6. Step 6: Final answer
    x = 61,964.20

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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.