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Finding the Fourth Proportional to 299,048.86, 448,496.75 and 88,637.59

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Solution

The fourth proportional to 299,048.86, 448,496.75 and 88,637.59 is: 132,933.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,048.86 : 448,496.75 = 88,637.59 : x
  2. Step 2: Convert to fraction form
    299,048.86/448,496.75 = 88,637.59/x
  3. Step 3: Cross multiply
    299,048.86x = 448,496.75 × 88,637.59
  4. Step 4: Simplify right side
    299,048.86x = 39,753,671,326.46
  5. Step 5: Solve for x
    x = 39,753,671,326.46/299,048.86
  6. Step 6: Final answer
    x = 132,933.70

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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.