Home / 170,669.60-256,004.40-167,904.80

Finding the Fourth Proportional to 170,669.60, 256,004.40 and 167,904.80

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Solution

The fourth proportional to 170,669.60, 256,004.40 and 167,904.80 is: 251,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,669.60 : 256,004.40 = 167,904.80 : x
  2. Step 2: Convert to fraction form
    170,669.60/256,004.40 = 167,904.80/x
  3. Step 3: Cross multiply
    170,669.60x = 256,004.40 × 167,904.80
  4. Step 4: Simplify right side
    170,669.60x = 42,984,367,581.12
  5. Step 5: Solve for x
    x = 42,984,367,581.12/170,669.60
  6. Step 6: Final answer
    x = 251,857.20

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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.