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Finding the Fourth Proportional to 58,323.88, 87,417.53 and 22,276.70

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Solution

The fourth proportional to 58,323.88, 87,417.53 and 22,276.70 is: 33,388.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,323.88 : 87,417.53 = 22,276.70 : x
  2. Step 2: Convert to fraction form
    58,323.88/87,417.53 = 22,276.70/x
  3. Step 3: Cross multiply
    58,323.88x = 87,417.53 × 22,276.70
  4. Step 4: Simplify right side
    58,323.88x = 1,947,374,090.55
  5. Step 5: Solve for x
    x = 1,947,374,090.55/58,323.88
  6. Step 6: Final answer
    x = 33,388.97

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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.