Home / 192,588.13-288,881.38-52,346.35

Finding the Fourth Proportional to 192,588.13, 288,881.38 and 52,346.35

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Solution

The fourth proportional to 192,588.13, 288,881.38 and 52,346.35 is: 78,519.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,588.13 : 288,881.38 = 52,346.35 : x
  2. Step 2: Convert to fraction form
    192,588.13/288,881.38 = 52,346.35/x
  3. Step 3: Cross multiply
    192,588.13x = 288,881.38 × 52,346.35
  4. Step 4: Simplify right side
    192,588.13x = 15,121,885,825.96
  5. Step 5: Solve for x
    x = 15,121,885,825.96/192,588.13
  6. Step 6: Final answer
    x = 78,519.30

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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.