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Finding the Fourth Proportional to 59,475, 89,247.06 and 26,643

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Solution

The fourth proportional to 59,475, 89,247.06 and 26,643 is: 39,979.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,475 : 89,247.06 = 26,643 : x
  2. Step 2: Convert to fraction form
    59,475/89,247.06 = 26,643/x
  3. Step 3: Cross multiply
    59,475x = 89,247.06 × 26,643
  4. Step 4: Simplify right side
    59,475x = 2,377,809,419.58
  5. Step 5: Solve for x
    x = 2,377,809,419.58/59,475
  6. Step 6: Final answer
    x = 39,979.98

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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.