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Finding the Fourth Proportional to 163,563.36, 245,396.88 and 58,380

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Solution

The fourth proportional to 163,563.36, 245,396.88 and 58,380 is: 87,588.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,563.36 : 245,396.88 = 58,380 : x
  2. Step 2: Convert to fraction form
    163,563.36/245,396.88 = 58,380/x
  3. Step 3: Cross multiply
    163,563.36x = 245,396.88 × 58,380
  4. Step 4: Simplify right side
    163,563.36x = 14,326,269,854.40
  5. Step 5: Solve for x
    x = 14,326,269,854.40/163,563.36
  6. Step 6: Final answer
    x = 87,588.50

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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.