Home / 147,438.83-221,158.49-63,192.41

Finding the Fourth Proportional to 147,438.83, 221,158.49 and 63,192.41

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Solution

The fourth proportional to 147,438.83, 221,158.49 and 63,192.41 is: 94,788.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,438.83 : 221,158.49 = 63,192.41 : x
  2. Step 2: Convert to fraction form
    147,438.83/221,158.49 = 63,192.41/x
  3. Step 3: Cross multiply
    147,438.83x = 221,158.49 × 63,192.41
  4. Step 4: Simplify right side
    147,438.83x = 13,975,537,382.65
  5. Step 5: Solve for x
    x = 13,975,537,382.65/147,438.83
  6. Step 6: Final answer
    x = 94,788.71

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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.