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Finding the Fourth Proportional to 299,064.95, 448,597.42 and 88,701.06

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Solution

The fourth proportional to 299,064.95, 448,597.42 and 88,701.06 is: 133,051.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,064.95 : 448,597.42 = 88,701.06 : x
  2. Step 2: Convert to fraction form
    299,064.95/448,597.42 = 88,701.06/x
  3. Step 3: Cross multiply
    299,064.95x = 448,597.42 × 88,701.06
  4. Step 4: Simplify right side
    299,064.95x = 39,791,066,667.27
  5. Step 5: Solve for x
    x = 39,791,066,667.27/299,064.95
  6. Step 6: Final answer
    x = 133,051.59

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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.