Home / 171,639.10-257,454.60-46,980.10

Finding the Fourth Proportional to 171,639.10, 257,454.60 and 46,980.10

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Solution

The fourth proportional to 171,639.10, 257,454.60 and 46,980.10 is: 70,469.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,639.10 : 257,454.60 = 46,980.10 : x
  2. Step 2: Convert to fraction form
    171,639.10/257,454.60 = 46,980.10/x
  3. Step 3: Cross multiply
    171,639.10x = 257,454.60 × 46,980.10
  4. Step 4: Simplify right side
    171,639.10x = 12,095,242,853.46
  5. Step 5: Solve for x
    x = 12,095,242,853.46/171,639.10
  6. Step 6: Final answer
    x = 70,469.04

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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.