Home / 60,237.72-90,357.30-28,651.14

Finding the Fourth Proportional to 60,237.72, 90,357.30 and 28,651.14

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Solution

The fourth proportional to 60,237.72, 90,357.30 and 28,651.14 is: 42,977.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,237.72 : 90,357.30 = 28,651.14 : x
  2. Step 2: Convert to fraction form
    60,237.72/90,357.30 = 28,651.14/x
  3. Step 3: Cross multiply
    60,237.72x = 90,357.30 × 28,651.14
  4. Step 4: Simplify right side
    60,237.72x = 2,588,839,652.32
  5. Step 5: Solve for x
    x = 2,588,839,652.32/60,237.72
  6. Step 6: Final answer
    x = 42,977.05

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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.