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Finding the Fourth Proportional to 271,990.08, 407,972.66 and 94,510.98

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Solution

The fourth proportional to 271,990.08, 407,972.66 and 94,510.98 is: 141,762.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,990.08 : 407,972.66 = 94,510.98 : x
  2. Step 2: Convert to fraction form
    271,990.08/407,972.66 = 94,510.98/x
  3. Step 3: Cross multiply
    271,990.08x = 407,972.66 × 94,510.98
  4. Step 4: Simplify right side
    271,990.08x = 38,557,895,909.81
  5. Step 5: Solve for x
    x = 38,557,895,909.81/271,990.08
  6. Step 6: Final answer
    x = 141,762.14

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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.