Home / 170,800.36-256,203.57-52,472.72

Finding the Fourth Proportional to 170,800.36, 256,203.57 and 52,472.72

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Solution

The fourth proportional to 170,800.36, 256,203.57 and 52,472.72 is: 78,710.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,800.36 : 256,203.57 = 52,472.72 : x
  2. Step 2: Convert to fraction form
    170,800.36/256,203.57 = 52,472.72/x
  3. Step 3: Cross multiply
    170,800.36x = 256,203.57 × 52,472.72
  4. Step 4: Simplify right side
    170,800.36x = 13,443,699,028.89
  5. Step 5: Solve for x
    x = 13,443,699,028.89/170,800.36
  6. Step 6: Final answer
    x = 78,710.02

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1.5x scale

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.