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Finding the Fourth Proportional to 104,412.34, 144,086.88 and 59,089.51

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Solution

The fourth proportional to 104,412.34, 144,086.88 and 59,089.51 is: 81,542.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,412.34 : 144,086.88 = 59,089.51 : x
  2. Step 2: Convert to fraction form
    104,412.34/144,086.88 = 59,089.51/x
  3. Step 3: Cross multiply
    104,412.34x = 144,086.88 × 59,089.51
  4. Step 4: Simplify right side
    104,412.34x = 8,514,023,136.63
  5. Step 5: Solve for x
    x = 8,514,023,136.63/104,412.34
  6. Step 6: Final answer
    x = 81,542.31

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1.5x scale

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.