Home / 157,960.15-236,981.77-56,768.42

Finding the Fourth Proportional to 157,960.15, 236,981.77 and 56,768.42

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Solution

The fourth proportional to 157,960.15, 236,981.77 and 56,768.42 is: 85,167.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,960.15 : 236,981.77 = 56,768.42 : x
  2. Step 2: Convert to fraction form
    157,960.15/236,981.77 = 56,768.42/x
  3. Step 3: Cross multiply
    157,960.15x = 236,981.77 × 56,768.42
  4. Step 4: Simplify right side
    157,960.15x = 13,453,081,102.24
  5. Step 5: Solve for x
    x = 13,453,081,102.24/157,960.15
  6. Step 6: Final answer
    x = 85,167.56

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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.