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Finding the Fourth Proportional to 61,953.28, 85,492.74 and 35,095.24

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Solution

The fourth proportional to 61,953.28, 85,492.74 and 35,095.24 is: 48,429.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,953.28 : 85,492.74 = 35,095.24 : x
  2. Step 2: Convert to fraction form
    61,953.28/85,492.74 = 35,095.24/x
  3. Step 3: Cross multiply
    61,953.28x = 85,492.74 × 35,095.24
  4. Step 4: Simplify right side
    61,953.28x = 3,000,388,228.56
  5. Step 5: Solve for x
    x = 3,000,388,228.56/61,953.28
  6. Step 6: Final answer
    x = 48,429.85

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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.