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Finding the Fourth Proportional to 152,611.01, 210,592.89 and 84,625.47

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Solution

The fourth proportional to 152,611.01, 210,592.89 and 84,625.47 is: 116,777.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,611.01 : 210,592.89 = 84,625.47 : x
  2. Step 2: Convert to fraction form
    152,611.01/210,592.89 = 84,625.47/x
  3. Step 3: Cross multiply
    152,611.01x = 210,592.89 × 84,625.47
  4. Step 4: Simplify right side
    152,611.01x = 17,821,522,294.91
  5. Step 5: Solve for x
    x = 17,821,522,294.91/152,611.01
  6. Step 6: Final answer
    x = 116,777.44

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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.