Home / 52,328.45-72,187.88-31,092.68

Finding the Fourth Proportional to 52,328.45, 72,187.88 and 31,092.68

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Solution

The fourth proportional to 52,328.45, 72,187.88 and 31,092.68 is: 42,892.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,328.45 : 72,187.88 = 31,092.68 : x
  2. Step 2: Convert to fraction form
    52,328.45/72,187.88 = 31,092.68/x
  3. Step 3: Cross multiply
    52,328.45x = 72,187.88 × 31,092.68
  4. Step 4: Simplify right side
    52,328.45x = 2,244,514,136.32
  5. Step 5: Solve for x
    x = 2,244,514,136.32/52,328.45
  6. Step 6: Final answer
    x = 42,892.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.