Home / 56,750.30-78,277.91-35,492.66

Finding the Fourth Proportional to 56,750.30, 78,277.91 and 35,492.66

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Solution

The fourth proportional to 56,750.30, 78,277.91 and 35,492.66 is: 48,956.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,750.30 : 78,277.91 = 35,492.66 : x
  2. Step 2: Convert to fraction form
    56,750.30/78,277.91 = 35,492.66/x
  3. Step 3: Cross multiply
    56,750.30x = 78,277.91 × 35,492.66
  4. Step 4: Simplify right side
    56,750.30x = 2,778,291,245.14
  5. Step 5: Solve for x
    x = 2,778,291,245.14/56,750.30
  6. Step 6: Final answer
    x = 48,956.42

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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.