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Finding the Fourth Proportional to 59,159.80, 81,640.61 and 32,302.63

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Solution

The fourth proportional to 59,159.80, 81,640.61 and 32,302.63 is: 44,577.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,159.80 : 81,640.61 = 32,302.63 : x
  2. Step 2: Convert to fraction form
    59,159.80/81,640.61 = 32,302.63/x
  3. Step 3: Cross multiply
    59,159.80x = 81,640.61 × 32,302.63
  4. Step 4: Simplify right side
    59,159.80x = 2,637,206,417.80
  5. Step 5: Solve for x
    x = 2,637,206,417.80/59,159.80
  6. Step 6: Final answer
    x = 44,577.68

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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.