Home / 171,123.04-256,650-46,465.12

Finding the Fourth Proportional to 171,123.04, 256,650 and 46,465.12

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Solution

The fourth proportional to 171,123.04, 256,650 and 46,465.12 is: 69,688.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,123.04 : 256,650 = 46,465.12 : x
  2. Step 2: Convert to fraction form
    171,123.04/256,650 = 46,465.12/x
  3. Step 3: Cross multiply
    171,123.04x = 256,650 × 46,465.12
  4. Step 4: Simplify right side
    171,123.04x = 11,925,273,048
  5. Step 5: Solve for x
    x = 11,925,273,048/171,123.04
  6. Step 6: Final answer
    x = 69,688.30

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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.