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Finding the Fourth Proportional to 104,666, 144,436.08 and 59,348.32

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Solution

The fourth proportional to 104,666, 144,436.08 and 59,348.32 is: 81,898.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,666 : 144,436.08 = 59,348.32 : x
  2. Step 2: Convert to fraction form
    104,666/144,436.08 = 59,348.32/x
  3. Step 3: Cross multiply
    104,666x = 144,436.08 × 59,348.32
  4. Step 4: Simplify right side
    104,666x = 8,572,038,695.39
  5. Step 5: Solve for x
    x = 8,572,038,695.39/104,666
  6. Step 6: Final answer
    x = 81,898.98

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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.