Home / 46,274.21-69,438.95-42,509.80

Finding the Fourth Proportional to 46,274.21, 69,438.95 and 42,509.80

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Solution

The fourth proportional to 46,274.21, 69,438.95 and 42,509.80 is: 63,790.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,274.21 : 69,438.95 = 42,509.80 : x
  2. Step 2: Convert to fraction form
    46,274.21/69,438.95 = 42,509.80/x
  3. Step 3: Cross multiply
    46,274.21x = 69,438.95 × 42,509.80
  4. Step 4: Simplify right side
    46,274.21x = 2,951,835,876.71
  5. Step 5: Solve for x
    x = 2,951,835,876.71/46,274.21
  6. Step 6: Final answer
    x = 63,790.09

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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.