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Finding the Fourth Proportional to 75,295.52, 112,953.10 and 22,710.32

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Solution

The fourth proportional to 75,295.52, 112,953.10 and 22,710.32 is: 34,068.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,295.52 : 112,953.10 = 22,710.32 : x
  2. Step 2: Convert to fraction form
    75,295.52/112,953.10 = 22,710.32/x
  3. Step 3: Cross multiply
    75,295.52x = 112,953.10 × 22,710.32
  4. Step 4: Simplify right side
    75,295.52x = 2,565,201,045.99
  5. Step 5: Solve for x
    x = 2,565,201,045.99/75,295.52
  6. Step 6: Final answer
    x = 34,068.44

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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.